549755812 has 12 divisors (see below), whose sum is σ = 973664496. Its totient is φ = 271565960.

The previous prime is 549755783. The next prime is 549755849. The reversal of 549755812 is 218557945.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827614 + ... + 828277.

It is an arithmetic number, because the mean of its divisors is an integer number (81138708).

Almost surely, 2^549755812 is an apocalyptic number.

It is an amenable number.

549755812 is a deficient number, since it is larger than the sum of its proper divisors (423908684).

549755812 is a wasteful number, since it uses less digits than its factorization.

549755812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655978 (or 1655976 counting only the distinct ones).

The product of its digits is 504000, while the sum is 46.

The square root of 549755812 is about 23446.8721154870. The cubic root of 549755812 is about 819.1999990622.

The spelling of 549755812 in words is "five hundred forty-nine million, seven hundred fifty-five thousand, eight hundred twelve".