549941120 has 128 divisors (see below), whose sum is σ = 1358640000. Its totient is φ = 212779008.

The previous prime is 549941099. The next prime is 549941131. The reversal of 549941120 is 21149945.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3690806 + ... + 3690954.

It is an arithmetic number, because the mean of its divisors is an integer number (10614375).

Almost surely, 2^549941120 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 549941120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (679320000).

549941120 is an abundant number, since it is smaller than the sum of its proper divisors (808698880).

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

549941120 is a wasteful number, since it uses less digits than its factorization.

549941120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 549941120 is about 23450.8234397004. The cubic root of 549941120 is about 819.2920322019.

The spelling of 549941120 in words is "five hundred forty-nine million, nine hundred forty-one thousand, one hundred twenty".