326255628 has 24 divisors (see below), whose sum is σ = 762465088. Its totient is φ = 108580176.

The previous prime is 326255627. The next prime is 326255659. The reversal of 326255628 is 826552623.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (326255627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13426 + ... + 28857.

Almost surely, 2^326255628 is an apocalyptic number.

It is an amenable number.

326255628 is an abundant number, since it is smaller than the sum of its proper divisors (436209460).

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

326255628 is a wasteful number, since it uses less digits than its factorization.

326255628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42933 (or 42931 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 326255628 is about 18062.5476608368. The cubic root of 326255628 is about 688.4187187718.

The spelling of 326255628 in words is "three hundred twenty-six million, two hundred fifty-five thousand, six hundred twenty-eight".