393320232 has 32 divisors (see below), whose sum is σ = 1092556800. Its totient is φ = 131106672.

The previous prime is 393320227. The next prime is 393320251. The reversal of 393320232 is 232023393.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 393320196 and 393320205.

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, 910248 + ... + 910679.

It is an arithmetic number, because the mean of its divisors is an integer number (34142400).

Almost surely, 2^393320232 is an apocalyptic number.

It is an amenable number.

393320232 is an abundant number, since it is smaller than the sum of its proper divisors (699236568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

393320232 is a wasteful number, since it uses less digits than its factorization.

393320232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820942 (or 1820932 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

The square root of 393320232 is about 19832.3027407308. The cubic root of 393320232 is about 732.6818425095.

The spelling of 393320232 in words is "three hundred ninety-three million, three hundred twenty thousand, two hundred thirty-two".