549221332 has 24 divisors (see below), whose sum is σ = 1054321632. Its totient is φ = 248263200.

The previous prime is 549221297. The next prime is 549221381. The reversal of 549221332 is 233122945.

549221332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 549221294 and 549221303.

It is a congruent number.

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, 26518 + ... + 42445.

It is an arithmetic number, because the mean of its divisors is an integer number (43930068).

Almost surely, 2^549221332 is an apocalyptic number.

It is an amenable number.

549221332 is a deficient number, since it is larger than the sum of its proper divisors (505100300).

549221332 is a wasteful number, since it uses less digits than its factorization.

549221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69159 (or 69157 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 549221332 is about 23435.4716615647. The cubic root of 549221332 is about 818.9344338932.

The spelling of 549221332 in words is "five hundred forty-nine million, two hundred twenty-one thousand, three hundred thirty-two".