55626724 has 6 divisors (see below), whose sum is σ = 97346774. Its totient is φ = 27813360.

The previous prime is 55626721. The next prime is 55626731. The reversal of 55626724 is 42762655.

55626724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 53553124 + 2073600 = 7318^2 + 1440^2 .

It is not an unprimeable number, because it can be changed into a prime (55626721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6953337 + ... + 6953344.

Almost surely, 2^55626724 is an apocalyptic number.

It is an amenable number.

55626724 is a deficient number, since it is larger than the sum of its proper divisors (41720050).

55626724 is a wasteful number, since it uses less digits than its factorization.

55626724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13906685 (or 13906683 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 55626724 is about 7458.3325214152. The cubic root of 55626724 is about 381.7342797229.

The spelling of 55626724 in words is "fifty-five million, six hundred twenty-six thousand, seven hundred twenty-four".