323645625 has 60 divisors (see below), whose sum is σ = 606093488. Its totient is φ = 172530000.

The previous prime is 323645561. The next prime is 323645629. The reversal of 323645625 is 526546323.

323645625 is a `hidden beast` number, since 3 + 2 + 3 + 645 + 6 + 2 + 5 = 666.

It is not a de Polignac number, because 323645625 - 2⁶ = 323645561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323645625.

It is not an unprimeable number, because it can be changed into a prime (323645629) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 150810 + ... + 152940.

Almost surely, 2^323645625 is an apocalyptic number.

It is an amenable number.

323645625 is a deficient number, since it is larger than the sum of its proper divisors (282447863).

323645625 is an frugal number, since it uses more digits than its factorization.

323645625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166 (or 2139 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 323645625 is about 17990.1535568766. The cubic root of 323645625 is about 686.5780479420.

The spelling of 323645625 in words is "three hundred twenty-three million, six hundred forty-five thousand, six hundred twenty-five".