256546324 has 24 divisors (see below), whose sum is σ = 472792320. Its totient is φ = 121565664.

The previous prime is 256546313. The next prime is 256546331. The reversal of 256546324 is 423645652.

It is a congruent number.

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, 2764 + ... + 22819.

It is an arithmetic number, because the mean of its divisors is an integer number (19699680).

Almost surely, 2^256546324 is an apocalyptic number.

It is an amenable number.

256546324 is a deficient number, since it is larger than the sum of its proper divisors (216245996).

256546324 is a wasteful number, since it uses less digits than its factorization.

256546324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25719 (or 25717 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The square root of 256546324 is about 16017.0635261274. The cubic root of 256546324 is about 635.4117849054.

The spelling of 256546324 in words is "two hundred fifty-six million, five hundred forty-six thousand, three hundred twenty-four".