682636516 has 12 divisors (see below), whose sum is σ = 1195791100. Its totient is φ = 340981920.

The previous prime is 682636501. The next prime is 682636519. The reversal of 682636516 is 615636286.

It can be written as a sum of positive squares in 2 ways, for example, as 155750400 + 526886116 = 12480^2 + 22954^2 .

It is a super-2 number, since 2×682636516² = 931985225953236512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (682636519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79491 + ... + 87658.

Almost surely, 2^682636516 is an apocalyptic number.

It is an amenable number.

682636516 is a deficient number, since it is larger than the sum of its proper divisors (513154584).

682636516 is a wasteful number, since it uses less digits than its factorization.

682636516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168174 (or 168172 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 682636516 is about 26127.3136009043. The cubic root of 682636516 is about 880.5009699170.

The spelling of 682636516 in words is "six hundred eighty-two million, six hundred thirty-six thousand, five hundred sixteen".