693900964 has 9 divisors (see below), whose sum is σ = 1214418891. Its totient is φ = 346924140.

The previous prime is 693900941. The next prime is 693900979. The reversal of 693900964 is 469009396.

The square root of 693900964 is 26342.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 46099 + ... + 59269.

Almost surely, 2^693900964 is an apocalyptic number.

693900964 is the 26342-nd square number.

It is an amenable number.

693900964 is a deficient number, since it is larger than the sum of its proper divisors (520517927).

693900964 is an frugal number, since it uses more digits than its factorization.

693900964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26346 (or 13173 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 46.

The cubic root of 693900964 is about 885.3177337007.

The spelling of 693900964 in words is "six hundred ninety-three million, nine hundred thousand, nine hundred sixty-four".