682559428 has 12 divisors (see below), whose sum is σ = 1235668140. Its totient is φ = 329511392.

The previous prime is 682559419. The next prime is 682559443. The reversal of 682559428 is 824955286.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 145154304 + 537405124 = 12048^2 + 23182^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2941951 + ... + 2942182.

It is an arithmetic number, because the mean of its divisors is an integer number (102972345).

Almost surely, 2^682559428 is an apocalyptic number.

It is an amenable number.

682559428 is a deficient number, since it is larger than the sum of its proper divisors (553108712).

682559428 is a wasteful number, since it uses less digits than its factorization.

682559428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884166 (or 5884164 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 49.

The square root of 682559428 is about 26125.8383214778. The cubic root of 682559428 is about 880.4678245987.

The spelling of 682559428 in words is "six hundred eighty-two million, five hundred fifty-nine thousand, four hundred twenty-eight".