393253696 has 28 divisors (see below), whose sum is σ = 851306400. Its totient is φ = 178751360.

The previous prime is 393253667. The next prime is 393253699. The reversal of 393253696 is 696352393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393253699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278596 + ... + 280003.

It is an arithmetic number, because the mean of its divisors is an integer number (30403800).

Almost surely, 2^393253696 is an apocalyptic number.

It is an amenable number.

393253696 is an abundant number, since it is smaller than the sum of its proper divisors (458052704).

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

393253696 is a wasteful number, since it uses less digits than its factorization.

393253696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558622 (or 558612 counting only the distinct ones).

The product of its digits is 787320, while the sum is 46.

The square root of 393253696 is about 19830.6252044659. The cubic root of 393253696 is about 732.6405254822.

The spelling of 393253696 in words is "three hundred ninety-three million, two hundred fifty-three thousand, six hundred ninety-six".