682651432 has 16 divisors (see below), whose sum is σ = 1283267700. Its totient is φ = 340446720.

The previous prime is 682651373. The next prime is 682651441. The reversal of 682651432 is 234156286.

It can be written as a sum of positive squares in 2 ways, for example, as 670499236 + 12152196 = 25894^2 + 3486^2 .

It is a super-2 number, since 2×682651432² = 932025955223301248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 682651391 and 682651400.

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 3 ways as a sum of consecutive naturals, for example, 106569 + ... + 112792.

Almost surely, 2^682651432 is an apocalyptic number.

It is an amenable number.

682651432 is a deficient number, since it is larger than the sum of its proper divisors (600616268).

682651432 is a wasteful number, since it uses less digits than its factorization.

682651432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219756 (or 219752 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 682651432 is about 26127.5990477503. The cubic root of 682651432 is about 880.5073830210.

The spelling of 682651432 in words is "six hundred eighty-two million, six hundred fifty-one thousand, four hundred thirty-two".