55574872 has 16 divisors (see below), whose sum is σ = 104965560. Its totient is φ = 27584064.

The previous prime is 55574863. The next prime is 55574879. The reversal of 55574872 is 27847555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55574879) 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, 24258 + ... + 26449.

Almost surely, 2^55574872 is an apocalyptic number.

It is an amenable number.

55574872 is a deficient number, since it is larger than the sum of its proper divisors (49390688).

55574872 is a wasteful number, since it uses less digits than its factorization.

55574872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50850 (or 50846 counting only the distinct ones).

The product of its digits is 392000, while the sum is 43.

The square root of 55574872 is about 7454.8555988698. The cubic root of 55574872 is about 381.6156326781.

The spelling of 55574872 in words is "fifty-five million, five hundred seventy-four thousand, eight hundred seventy-two".