693686396 has 24 divisors (see below), whose sum is σ = 1317324624. Its totient is φ = 317715840.

The previous prime is 693686387. The next prime is 693686429.

693686396 is nontrivially palindromic in base 10.

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, 44105 + ... + 57728.

It is an arithmetic number, because the mean of its divisors is an integer number (54888526).

Almost surely, 2^693686396 is an apocalyptic number.

It is an amenable number.

693686396 is a deficient number, since it is larger than the sum of its proper divisors (623638228).

693686396 is a wasteful number, since it uses less digits than its factorization.

693686396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101981 (or 101979 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 56.

The square root of 693686396 is about 26337.9269495532. The cubic root of 693686396 is about 885.2264716674.

The spelling of 693686396 in words is "six hundred ninety-three million, six hundred eighty-six thousand, three hundred ninety-six".