393338996 has 24 divisors (see below), whose sum is σ = 732130560. Its totient is φ = 184263552.

The previous prime is 393338983. The next prime is 393339029. The reversal of 393338996 is 699833393.

It is a happy number.

It is a congruent number.

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, 2195 + ... + 28133.

It is an arithmetic number, because the mean of its divisors is an integer number (30505440).

Almost surely, 2^393338996 is an apocalyptic number.

It is an amenable number.

393338996 is a deficient number, since it is larger than the sum of its proper divisors (338791564).

393338996 is a wasteful number, since it uses less digits than its factorization.

393338996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26183 (or 26181 counting only the distinct ones).

The product of its digits is 2834352, while the sum is 53.

The square root of 393338996 is about 19832.7758016875. The cubic root of 393338996 is about 732.6934935954.

The spelling of 393338996 in words is "three hundred ninety-three million, three hundred thirty-eight thousand, nine hundred ninety-six".