550504332 has 72 divisors (see below), whose sum is σ = 1645207200. Its totient is φ = 151861248.

The previous prime is 550504327. The next prime is 550504343. The reversal of 550504332 is 233405055.

It is a junction number, because it is equal to n+sod(n) for n = 550504296 and 550504305.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30357 + ... + 44972.

It is an arithmetic number, because the mean of its divisors is an integer number (22850100).

Almost surely, 2^550504332 is an apocalyptic number.

It is an amenable number.

550504332 is an abundant number, since it is smaller than the sum of its proper divisors (1094702868).

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

550504332 is a wasteful number, since it uses less digits than its factorization.

550504332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75375 (or 75370 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 550504332 is about 23462.8287297163. The cubic root of 550504332 is about 819.5716243578.

Adding to 550504332 its reverse (233405055), we get a palindrome (783909387).

The spelling of 550504332 in words is "five hundred fifty million, five hundred four thousand, three hundred thirty-two".