549919232 has 20 divisors (see below), whose sum is σ = 1098765426. Its totient is φ = 274959360.

The previous prime is 549919231. The next prime is 549919243. The reversal of 549919232 is 232919945.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 516925696 + 32993536 = 22736^2 + 5744^2 .

It is a super-2 number, since 2×549919232² = 604822323446939648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (549919231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536519 + ... + 537542.

Almost surely, 2^549919232 is an apocalyptic number.

It is an amenable number.

549919232 is a deficient number, since it is larger than the sum of its proper divisors (548846194).

549919232 is an equidigital number, since it uses as much as digits as its factorization.

549919232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074079 (or 1074063 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 549919232 is about 23450.3567563481. The cubic root of 549919232 is about 819.2811626128.

The spelling of 549919232 in words is "five hundred forty-nine million, nine hundred nineteen thousand, two hundred thirty-two".