393011472 has 40 divisors (see below), whose sum is σ = 1160320576. Its totient is φ = 112288896.

The previous prime is 393011467. The next prime is 393011537. The reversal of 393011472 is 274110393.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584503 + ... + 585174.

Almost surely, 2^393011472 is an apocalyptic number.

It is an amenable number.

393011472 is an abundant number, since it is smaller than the sum of its proper divisors (767309104).

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

393011472 is a wasteful number, since it uses less digits than its factorization.

393011472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169695 (or 1169689 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 393011472 is about 19824.5169424125. The cubic root of 393011472 is about 732.4900716582.

The spelling of 393011472 in words is "three hundred ninety-three million, eleven thousand, four hundred seventy-two".