55724623 has 16 divisors (see below), whose sum is σ = 60643296. Its totient is φ = 51010560.

The previous prime is 55724611. The next prime is 55724633. The reversal of 55724623 is 32642755.

55724623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55724623 - 2¹³ = 55716431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55724633) 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 in 15 ways as a sum of consecutive naturals, for example, 102733 + ... + 103273.

It is an arithmetic number, because the mean of its divisors is an integer number (3790206).

Almost surely, 2^55724623 is an apocalyptic number.

55724623 is a deficient number, since it is larger than the sum of its proper divisors (4918673).

55724623 is a wasteful number, since it uses less digits than its factorization.

55724623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714.

The product of its digits is 50400, while the sum is 34.

The square root of 55724623 is about 7464.8926984921. The cubic root of 55724623 is about 381.9580900267.

The spelling of 55724623 in words is "fifty-five million, seven hundred twenty-four thousand, six hundred twenty-three".