682078464 has 54 divisors (see below), whose sum is σ = 1966607006. Its totient is φ = 227358720.

The previous prime is 682078457. The next prime is 682078531. The reversal of 682078464 is 464870286.

It can be written as a sum of positive squares in only one way, i.e., 585252864 + 96825600 = 24192^2 + 9840^2 .

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 5 ways as a sum of consecutive naturals, for example, 145717 + ... + 150324.

Almost surely, 2^682078464 is an apocalyptic number.

682078464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

682078464 is an abundant number, since it is smaller than the sum of its proper divisors (1284528542).

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

682078464 is a wasteful number, since it uses less digits than its factorization.

682078464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296063 (or 296046 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The square root of 682078464 is about 26116.6319421169. The cubic root of 682078464 is about 880.2609694322.

The spelling of 682078464 in words is "six hundred eighty-two million, seventy-eight thousand, four hundred sixty-four".