393559996 has 48 divisors (see below), whose sum is σ = 770515200. Its totient is φ = 174797568.

The previous prime is 393559987. The next prime is 393559997. The reversal of 393559996 is 699955393.

It is a self number, because there is not a number n which added to its sum of digits gives 393559996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393559997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540985 + ... + 541711.

It is an arithmetic number, because the mean of its divisors is an integer number (16052400).

Almost surely, 2^393559996 is an apocalyptic number.

It is an amenable number.

393559996 is a deficient number, since it is larger than the sum of its proper divisors (376955204).

393559996 is a wasteful number, since it uses less digits than its factorization.

393559996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186 (or 1184 counting only the distinct ones).

The product of its digits is 8857350, while the sum is 58.

The square root of 393559996 is about 19838.3466044930. The cubic root of 393559996 is about 732.8306907264.

The spelling of 393559996 in words is "three hundred ninety-three million, five hundred fifty-nine thousand, nine hundred ninety-six".