323421825 has 12 divisors (see below), whose sum is σ = 534724208. Its totient is φ = 172491600.

The previous prime is 323421811. The next prime is 323421851. The reversal of 323421825 is 528124323.

It is not a de Polignac number, because 323421825 - 2⁸ = 323421569 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323421792 and 323421801.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2156071 + ... + 2156220.

Almost surely, 2^323421825 is an apocalyptic number.

It is an amenable number.

323421825 is a deficient number, since it is larger than the sum of its proper divisors (211302383).

323421825 is a wasteful number, since it uses less digits than its factorization.

323421825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4312304 (or 4312299 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 323421825 is about 17983.9324120171. The cubic root of 323421825 is about 686.4197558817.

The spelling of 323421825 in words is "three hundred twenty-three million, four hundred twenty-one thousand, eight hundred twenty-five".