55583232 has 40 divisors (see below), whose sum is σ = 148081296. Its totient is φ = 18527232.

The previous prime is 55583179. The next prime is 55583239. The reversal of 55583232 is 23238555.

It is a junction number, because it is equal to n+sod(n) for n = 55583193 and 55583202.

It is not an unprimeable number, because it can be changed into a prime (55583239) 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, 16558 + ... + 19629.

Almost surely, 2^55583232 is an apocalyptic number.

It is an amenable number.

55583232 is an abundant number, since it is smaller than the sum of its proper divisors (92498064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55583232 is an equidigital number, since it uses as much as digits as its factorization.

55583232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36208 (or 36192 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 55583232 is about 7455.4162861640. The cubic root of 55583232 is about 381.6347669056.

The spelling of 55583232 in words is "fifty-five million, five hundred eighty-three thousand, two hundred thirty-two".