256355014 has 24 divisors (see below), whose sum is σ = 399059424. Its totient is φ = 123454800.

The previous prime is 256355009. The next prime is 256355023. The reversal of 256355014 is 410553652.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 473584 + ... + 474124.

It is an arithmetic number, because the mean of its divisors is an integer number (16627476).

Almost surely, 2^256355014 is an apocalyptic number.

256355014 is a deficient number, since it is larger than the sum of its proper divisors (142704410).

256355014 is an equidigital number, since it uses as much as digits as its factorization.

256355014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732 (or 661 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 256355014 is about 16011.0903438835. The cubic root of 256355014 is about 635.2538006271.

The spelling of 256355014 in words is "two hundred fifty-six million, three hundred fifty-five thousand, fourteen".