56687926 has 8 divisors (see below), whose sum is σ = 85196664. Its totient is φ = 28289040.

The previous prime is 56687923. The next prime is 56687947. The reversal of 56687926 is 62978665.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 56687926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56687923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26160 + ... + 28243.

It is an arithmetic number, because the mean of its divisors is an integer number (10649583).

Almost surely, 2^56687926 is an apocalyptic number.

56687926 is a deficient number, since it is larger than the sum of its proper divisors (28508738).

56687926 is a wasteful number, since it uses less digits than its factorization.

56687926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54926.

The product of its digits is 1088640, while the sum is 49.

The square root of 56687926 is about 7529.1384633303. The cubic root of 56687926 is about 384.1464782256.

The spelling of 56687926 in words is "fifty-six million, six hundred eighty-seven thousand, nine hundred twenty-six".