550942872 has 16 divisors (see below), whose sum is σ = 1377357240. Its totient is φ = 183647616.

The previous prime is 550942859. The next prime is 550942907. The reversal of 550942872 is 278249055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11477953 + ... + 11478000.

Almost surely, 2^550942872 is an apocalyptic number.

It is an amenable number.

550942872 is an abundant number, since it is smaller than the sum of its proper divisors (826414368).

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

550942872 is a wasteful number, since it uses less digits than its factorization.

550942872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22955962 (or 22955958 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 550942872 is about 23472.1722897562. The cubic root of 550942872 is about 819.7891942739.

The spelling of 550942872 in words is "five hundred fifty million, nine hundred forty-two thousand, eight hundred seventy-two".