256262562 has 16 divisors (see below), whose sum is σ = 569472480. Its totient is φ = 85420836.

The previous prime is 256262549. The next prime is 256262609. The reversal of 256262562 is 265262652.

256262562 is a `hidden beast` number, since 2 + 5 + 626 + 25 + 6 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2372748 + ... + 2372855.

It is an arithmetic number, because the mean of its divisors is an integer number (35592030).

Almost surely, 2^256262562 is an apocalyptic number.

256262562 is an abundant number, since it is smaller than the sum of its proper divisors (313209918).

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

256262562 is a wasteful number, since it uses less digits than its factorization.

256262562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4745614 (or 4745608 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 256262562 is about 16008.2029597329. The cubic root of 256262562 is about 635.1774253626.

The spelling of 256262562 in words is "two hundred fifty-six million, two hundred sixty-two thousand, five hundred sixty-two".