55255232 has 14 divisors (see below), whose sum is σ = 109647228. Its totient is φ = 27627584.

The previous prime is 55255229. The next prime is 55255241. The reversal of 55255232 is 23255255.

It is a junction number, because it is equal to n+sod(n) for n = 55255195 and 55255204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431618 + ... + 431745.

Almost surely, 2^55255232 is an apocalyptic number.

It is an amenable number.

55255232 is a deficient number, since it is larger than the sum of its proper divisors (54391996).

55255232 is an equidigital number, since it uses as much as digits as its factorization.

55255232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863375 (or 863365 counting only the distinct ones).

The product of its digits is 15000, while the sum is 29.

The square root of 55255232 is about 7433.3863077335. The cubic root of 55255232 is about 380.8826021877.

The spelling of 55255232 in words is "fifty-five million, two hundred fifty-five thousand, two hundred thirty-two".