682564992 has 32 divisors (see below), whose sum is σ = 1813064280. Its totient is φ = 227521536.

The previous prime is 682564991. The next prime is 682564999. The reversal of 682564992 is 299465286.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682564991) by changing a digit.

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, 888373 + ... + 889140.

Almost surely, 2^682564992 is an apocalyptic number.

It is an amenable number.

682564992 is an abundant number, since it is smaller than the sum of its proper divisors (1130499288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

682564992 is a wasteful number, since it uses less digits than its factorization.

682564992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777530 (or 1777518 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 682564992 is about 26125.9448058821. The cubic root of 682564992 is about 880.4702170202.

It can be divided in two parts, 6825 and 64992, that added together give a palindrome (71817).

The spelling of 682564992 in words is "six hundred eighty-two million, five hundred sixty-four thousand, nine hundred ninety-two".