682637412 has 12 divisors (see below), whose sum is σ = 1592820656. Its totient is φ = 227545800.

The previous prime is 682637399. The next prime is 682637429. The reversal of 682637412 is 214736286.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28443214 + ... + 28443237.

Almost surely, 2^682637412 is an apocalyptic number.

It is an amenable number.

682637412 is an abundant number, since it is smaller than the sum of its proper divisors (910183244).

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

682637412 is a wasteful number, since it uses less digits than its factorization.

682637412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56886458 (or 56886456 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 682637412 is about 26127.3307477056. The cubic root of 682637412 is about 880.5013551530.

The spelling of 682637412 in words is "six hundred eighty-two million, six hundred thirty-seven thousand, four hundred twelve".