328625297 has 32 divisors (see below), whose sum is σ = 443439360. Its totient is φ = 235192320.

The previous prime is 328625267. The next prime is 328625333. The reversal of 328625297 is 792526823.

It is not a de Polignac number, because 328625297 - 2⁸ = 328625041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328625207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 232529 + ... + 233937.

It is an arithmetic number, because the mean of its divisors is an integer number (13857480).

Almost surely, 2^328625297 is an apocalyptic number.

It is an amenable number.

328625297 is a deficient number, since it is larger than the sum of its proper divisors (114814063).

328625297 is a wasteful number, since it uses less digits than its factorization.

328625297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673.

The product of its digits is 362880, while the sum is 44.

The square root of 328625297 is about 18128.0251820213. The cubic root of 328625297 is about 690.0814137640.

The spelling of 328625297 in words is "three hundred twenty-eight million, six hundred twenty-five thousand, two hundred ninety-seven".