686974796 has 12 divisors (see below), whose sum is σ = 1203247752. Its totient is φ = 343189728.

The previous prime is 686974763. The next prime is 686974807. The reversal of 686974796 is 697479686.

686974796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69185 + ... + 78488.

It is an arithmetic number, because the mean of its divisors is an integer number (100270646).

Almost surely, 2^686974796 is an apocalyptic number.

It is an amenable number.

686974796 is a deficient number, since it is larger than the sum of its proper divisors (516272956).

686974796 is a wasteful number, since it uses less digits than its factorization.

686974796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148840 (or 148838 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 62.

The square root of 686974796 is about 26210.2040434637. The cubic root of 686974796 is about 882.3622807506.

The spelling of 686974796 in words is "six hundred eighty-six million, nine hundred seventy-four thousand, seven hundred ninety-six".