55556674 has 4 divisors (see below), whose sum is σ = 83335014. Its totient is φ = 27778336.

The previous prime is 55556639. The next prime is 55556687. The reversal of 55556674 is 47665555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 47955625 + 7601049 = 6925^2 + 2757^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55556674.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13889167 + ... + 13889170.

Almost surely, 2^55556674 is an apocalyptic number.

55556674 is a deficient number, since it is larger than the sum of its proper divisors (27778340).

55556674 is a wasteful number, since it uses less digits than its factorization.

55556674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27778339.

The product of its digits is 630000, while the sum is 43.

The square root of 55556674 is about 7453.6349521559. The cubic root of 55556674 is about 381.5739747658.

The spelling of 55556674 in words is "fifty-five million, five hundred fifty-six thousand, six hundred seventy-four".