326603985 has 16 divisors (see below), whose sum is σ = 522867264. Its totient is φ = 174088512.

The previous prime is 326603969. The next prime is 326603993. The reversal of 326603985 is 589306623.

It is not a de Polignac number, because 326603985 - 2⁴ = 326603969 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26019 + ... + 36471.

It is an arithmetic number, because the mean of its divisors is an integer number (32679204).

Almost surely, 2^326603985 is an apocalyptic number.

It is an amenable number.

326603985 is a deficient number, since it is larger than the sum of its proper divisors (196263279).

326603985 is a wasteful number, since it uses less digits than its factorization.

326603985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12544.

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 326603985 is about 18072.1881630311. The cubic root of 326603985 is about 688.6636495928.

The spelling of 326603985 in words is "three hundred twenty-six million, six hundred three thousand, nine hundred eighty-five".