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5572820 = 2251173347
BaseRepresentation
bin10101010000100011010100
3101111010110202
4111100203110
52411312240
6315240032
765240201
oct25204324
911433422
105572820
113166a40
121a49018
131201736
14a50ca8
15751315
hex5508d4

5572820 has 48 divisors (see below), whose sum is σ = 12979008. Its totient is φ = 1992960.

The previous prime is 5572817. The next prime is 5572823. The reversal of 5572820 is 282755.

It is an interprime number because it is at equal distance from previous prime (5572817) and next prime (5572823).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5572823) 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, 15887 + ... + 16233.

It is an arithmetic number, because the mean of its divisors is an integer number (270396).

Almost surely, 25572820 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 5572820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6489504).

5572820 is an abundant number, since it is smaller than the sum of its proper divisors (7406188).

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

5572820 is a wasteful number, since it uses less digits than its factorization.

5572820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 5572820 is about 2360.6821048163. The cubic root of 5572820 is about 177.2930339139.

Subtracting from 5572820 its sum of digits (29), we obtain a triangular number (5572791 = T3338).

The spelling of 5572820 in words is "five million, five hundred seventy-two thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 73 110 146 220 292 347 365 694 730 803 1388 1460 1606 1735 3212 3470 3817 4015 6940 7634 8030 15268 16060 19085 25331 38170 50662 76340 101324 126655 253310 278641 506620 557282 1114564 1393205 2786410 5572820