682684388 has 12 divisors (see below), whose sum is σ = 1196021232. Its totient is φ = 340964040.

The previous prime is 682684363. The next prime is 682684403. The reversal of 682684388 is 883486286.

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, 90458 + ... + 97713.

It is an arithmetic number, because the mean of its divisors is an integer number (99668436).

Almost surely, 2^682684388 is an apocalyptic number.

It is an amenable number.

682684388 is a deficient number, since it is larger than the sum of its proper divisors (513336844).

682684388 is a wasteful number, since it uses less digits than its factorization.

682684388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189082 (or 189080 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 53.

The square root of 682684388 is about 26128.2297142382. The cubic root of 682684388 is about 880.5215520551.

The spelling of 682684388 in words is "six hundred eighty-two million, six hundred eighty-four thousand, three hundred eighty-eight".