549395372 has 24 divisors (see below), whose sum is σ = 1008235200. Its totient is φ = 261588096.

The previous prime is 549395369. The next prime is 549395381. The reversal of 549395372 is 273593945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23972 + ... + 40907.

It is an arithmetic number, because the mean of its divisors is an integer number (42009800).

Almost surely, 2^549395372 is an apocalyptic number.

It is an amenable number.

549395372 is a deficient number, since it is larger than the sum of its proper divisors (458839828).

549395372 is a wasteful number, since it uses less digits than its factorization.

549395372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64985 (or 64983 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 47.

The square root of 549395372 is about 23439.1845421294. The cubic root of 549395372 is about 819.0209274361.

The spelling of 549395372 in words is "five hundred forty-nine million, three hundred ninety-five thousand, three hundred seventy-two".