256354352 has 40 divisors (see below), whose sum is σ = 513362976. Its totient is φ = 123918336.

The previous prime is 256354349. The next prime is 256354363. The reversal of 256354352 is 253453652.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97568 + ... + 100160.

Almost surely, 2^256354352 is an apocalyptic number.

It is an amenable number.

256354352 is an abundant number, since it is smaller than the sum of its proper divisors (257008624).

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

256354352 is a wasteful number, since it uses less digits than its factorization.

256354352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805 (or 2799 counting only the distinct ones).

The product of its digits is 108000, while the sum is 35.

The square root of 256354352 is about 16011.0696706997. The cubic root of 256354352 is about 635.2532538094.

The spelling of 256354352 in words is "two hundred fifty-six million, three hundred fifty-four thousand, three hundred fifty-two".