55632573 has 12 divisors (see below), whose sum is σ = 80712060. Its totient is φ = 36925056.

The previous prime is 55632559. The next prime is 55632593. The reversal of 55632573 is 37523655.

55632573 is a `hidden beast` number, since 5 + 56 + 32 + 573 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 26440164 + 29192409 = 5142^2 + 5403^2 .

It is not a de Polignac number, because 55632573 - 2⁴ = 55632557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55632553) 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, 11436 + ... + 15557.

It is an arithmetic number, because the mean of its divisors is an integer number (6726005).

Almost surely, 2^55632573 is an apocalyptic number.

It is an amenable number.

55632573 is a deficient number, since it is larger than the sum of its proper divisors (25079487).

55632573 is a wasteful number, since it uses less digits than its factorization.

55632573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27228 (or 27225 counting only the distinct ones).

The product of its digits is 94500, while the sum is 36.

The square root of 55632573 is about 7458.7246228829. The cubic root of 55632573 is about 381.7476586973.

The spelling of 55632573 in words is "fifty-five million, six hundred thirty-two thousand, five hundred seventy-three".