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575357052 = 223239721491
BaseRepresentation
bin100010010010110…
…100000001111100
31111002122011111110
4202102310001330
52134242411202
6133031522020
720154311544
oct4222640174
91432564443
10575357052
112758572a6
12140829310
139227b07a
14565b0324
15357a126c
hex224b407c

575357052 has 48 divisors (see below), whose sum is σ = 1415377152. Its totient is φ = 181547520.

The previous prime is 575357051. The next prime is 575357089. The reversal of 575357052 is 250753575.

It is a super-2 number, since 2×5753570522 = 662071474572261408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 575357052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575357051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16027 + ... + 37517.

It is an arithmetic number, because the mean of its divisors is an integer number (29487024).

Almost surely, 2575357052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 575357052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (707688576).

575357052 is an abundant number, since it is smaller than the sum of its proper divisors (840020100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

575357052 is a wasteful number, since it uses less digits than its factorization.

575357052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21618 (or 21616 counting only the distinct ones).

The product of its (nonzero) digits is 183750, while the sum is 39.

The square root of 575357052 is about 23986.6015100097. The cubic root of 575357052 is about 831.7238339309.

The spelling of 575357052 in words is "five hundred seventy-five million, three hundred fifty-seven thousand, fifty-two".

Divisors: 1 2 3 4 6 12 23 46 69 92 97 138 194 276 291 388 582 1164 2231 4462 6693 8924 13386 21491 26772 42982 64473 85964 128946 257892 494293 988586 1482879 1977172 2084627 2965758 4169254 5931516 6253881 8338508 12507762 25015524 47946421 95892842 143839263 191785684 287678526 575357052