393331046 has 16 divisors (see below), whose sum is σ = 628915200. Its totient is φ = 183954888.

The previous prime is 393331033. The next prime is 393331051. The reversal of 393331046 is 640133393.

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, 62510 + ... + 68513.

It is an arithmetic number, because the mean of its divisors is an integer number (39307200).

Almost surely, 2^393331046 is an apocalyptic number.

393331046 is a deficient number, since it is larger than the sum of its proper divisors (235584154).

393331046 is a wasteful number, since it uses less digits than its factorization.

393331046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131123.

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 393331046 is about 19832.5753748725. The cubic root of 393331046 is about 732.6885572660.

The spelling of 393331046 in words is "three hundred ninety-three million, three hundred thirty-one thousand, forty-six".