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4256252 = 22711131063
BaseRepresentation
bin10000001111000111111100
322000020110222
4100033013330
52042200002
6231120512
751114620
oct20170774
98006428
104256252
112447870
121513138
13b603c0
147cb180
155911a2
hex40f1fc

4256252 has 48 divisors (see below), whose sum is σ = 10010112. Its totient is φ = 1529280.

The previous prime is 4256249. The next prime is 4256257. The reversal of 4256252 is 2526524.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4256257) 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, 3473 + ... + 4535.

It is an arithmetic number, because the mean of its divisors is an integer number (208544).

Almost surely, 24256252 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 4256252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5005056).

4256252 is an abundant number, since it is smaller than the sum of its proper divisors (5753860).

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

4256252 is a wasteful number, since it uses less digits than its factorization.

4256252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098 (or 1096 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 4256252 is about 2063.0685882927. The cubic root of 4256252 is about 162.0599788068.

The spelling of 4256252 in words is "four million, two hundred fifty-six thousand, two hundred fifty-two".

Divisors: 1 2 4 7 11 13 14 22 26 28 44 52 77 91 143 154 182 286 308 364 572 1001 1063 2002 2126 4004 4252 7441 11693 13819 14882 23386 27638 29764 46772 55276 81851 96733 152009 163702 193466 304018 327404 386932 608036 1064063 2128126 4256252