55327923 has 12 divisors (see below), whose sum is σ = 91335088. Its totient is φ = 31615920.

The previous prime is 55327891. The next prime is 55327933. The reversal of 55327923 is 32972355.

It is not a de Polignac number, because 55327923 - 2⁵ = 55327891 is a prime.

It is a super-2 number, since 2×55327923² = 6122358126987858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55327933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439048 + ... + 439173.

Almost surely, 2^55327923 is an apocalyptic number.

55327923 is a deficient number, since it is larger than the sum of its proper divisors (36007165).

55327923 is a wasteful number, since it uses less digits than its factorization.

55327923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878234 (or 878231 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 55327923 is about 7438.2741949998. The cubic root of 55327923 is about 381.0495523208.

The spelling of 55327923 in words is "fifty-five million, three hundred twenty-seven thousand, nine hundred twenty-three".