55347232 has 24 divisors (see below), whose sum is σ = 109280556. Its totient is φ = 27593472.

The previous prime is 55347217. The next prime is 55347233. The reversal of 55347232 is 23274355.

It can be written as a sum of positive squares in 2 ways, for example, as 54700816 + 646416 = 7396^2 + 804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55347194 and 55347203.

It is not an unprimeable number, because it can be changed into a prime (55347233) 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, 9618 + ... + 14254.

Almost surely, 2^55347232 is an apocalyptic number.

It is an amenable number.

55347232 is a deficient number, since it is larger than the sum of its proper divisors (53933324).

55347232 is a wasteful number, since it uses less digits than its factorization.

55347232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5020 (or 5012 counting only the distinct ones).

The product of its digits is 25200, while the sum is 31.

The square root of 55347232 is about 7439.5720307018. The cubic root of 55347232 is about 381.0938749078.

The spelling of 55347232 in words is "fifty-five million, three hundred forty-seven thousand, two hundred thirty-two".