56687338 has 8 divisors (see below), whose sum is σ = 87105060. Its totient is φ = 27652320.

The previous prime is 56687329. The next prime is 56687353. The reversal of 56687338 is 83378665.

It can be written as a sum of positive squares in 2 ways, for example, as 56595529 + 91809 = 7523^2 + 303^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 345573 + ... + 345736.

Almost surely, 2^56687338 is an apocalyptic number.

56687338 is a deficient number, since it is larger than the sum of its proper divisors (30417722).

56687338 is a wasteful number, since it uses less digits than its factorization.

56687338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691352.

The product of its digits is 725760, while the sum is 46.

The square root of 56687338 is about 7529.0994149367. The cubic root of 56687338 is about 384.1451500244.

The spelling of 56687338 in words is "fifty-six million, six hundred eighty-seven thousand, three hundred thirty-eight".