323384428 has 24 divisors (see below), whose sum is σ = 578082960. Its totient is φ = 158242560.

The previous prime is 323384407. The next prime is 323384459. The reversal of 323384428 is 824483323.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52048 + ... + 57928.

It is an arithmetic number, because the mean of its divisors is an integer number (24086790).

Almost surely, 2^323384428 is an apocalyptic number.

It is an amenable number.

323384428 is a deficient number, since it is larger than the sum of its proper divisors (254698532).

323384428 is a wasteful number, since it uses less digits than its factorization.

323384428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6177 (or 6175 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The square root of 323384428 is about 17982.8926482922. The cubic root of 323384428 is about 686.3932981444.

The spelling of 323384428 in words is "three hundred twenty-three million, three hundred eighty-four thousand, four hundred twenty-eight".