549449112 has 96 divisors (see below), whose sum is σ = 1499314320. Its totient is φ = 167639040.

The previous prime is 549449107. The next prime is 549449161. The reversal of 549449112 is 211944945.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255562 + ... + 257702.

Almost surely, 2^549449112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549449112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749657160).

549449112 is an abundant number, since it is smaller than the sum of its proper divisors (949865208).

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

549449112 is a wasteful number, since it uses less digits than its factorization.

549449112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221 (or 2200 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 549449112 is about 23440.3308850366. The cubic root of 549449112 is about 819.0476311859.

The spelling of 549449112 in words is "five hundred forty-nine million, four hundred forty-nine thousand, one hundred twelve".