326320856 has 16 divisors (see below), whose sum is σ = 614113440. Its totient is φ = 162557280.

The previous prime is 326320843. The next prime is 326320861. The reversal of 326320856 is 658023623.

326320856 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73091 + ... + 77426.

It is an arithmetic number, because the mean of its divisors is an integer number (38382090).

Almost surely, 2^326320856 is an apocalyptic number.

It is an amenable number.

326320856 is a deficient number, since it is larger than the sum of its proper divisors (287792584).

326320856 is a wasteful number, since it uses less digits than its factorization.

326320856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150794 (or 150790 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 326320856 is about 18064.3531852098. The cubic root of 326320856 is about 688.4645940304.

The spelling of 326320856 in words is "three hundred twenty-six million, three hundred twenty thousand, eight hundred fifty-six".