684160364 has 12 divisors (see below), whose sum is σ = 1200127488. Its totient is φ = 341266800.

The previous prime is 684160339. The next prime is 684160381. The reversal of 684160364 is 463061486.

It is a super-2 number, since 2×684160364² = 936150807337224992, which contains 22 as substring.

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, 201452 + ... + 204819.

It is an arithmetic number, because the mean of its divisors is an integer number (100010624).

Almost surely, 2^684160364 is an apocalyptic number.

It is an amenable number.

684160364 is a deficient number, since it is larger than the sum of its proper divisors (515967124).

684160364 is a wasteful number, since it uses less digits than its factorization.

684160364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406696 (or 406694 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 684160364 is about 26156.4593169641. The cubic root of 684160364 is about 881.1556631307.

The spelling of 684160364 in words is "six hundred eighty-four million, one hundred sixty thousand, three hundred sixty-four".