393328382 has 8 divisors (see below), whose sum is σ = 615644496. Its totient is φ = 188113552.

The previous prime is 393328373. The next prime is 393328447. The reversal of 393328382 is 283823393.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4275263 + ... + 4275354.

It is an arithmetic number, because the mean of its divisors is an integer number (76955562).

Almost surely, 2^393328382 is an apocalyptic number.

393328382 is a deficient number, since it is larger than the sum of its proper divisors (222316114).

393328382 is a wasteful number, since it uses less digits than its factorization.

393328382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8550642.

The product of its digits is 186624, while the sum is 41.

The square root of 393328382 is about 19832.5082125282. The cubic root of 393328382 is about 732.6869031151.

The spelling of 393328382 in words is "three hundred ninety-three million, three hundred twenty-eight thousand, three hundred eighty-two".