549893016 has 192 divisors, whose sum is σ = 1697587200. Its totient is φ = 164583936.

The previous prime is 549892991. The next prime is 549893021. The reversal of 549893016 is 610398945.

It is a happy number.

549893016 is a `hidden beast` number, since 549 + 8 + 93 + 0 + 16 = 666.

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 47 ways as a sum of consecutive naturals, for example, 1435561 + ... + 1435943.

It is an arithmetic number, because the mean of its divisors is an integer number (8841600).

Almost surely, 2^549893016 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 549893016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848793600).

549893016 is an abundant number, since it is smaller than the sum of its proper divisors (1147694184).

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

549893016 is a wasteful number, since it uses less digits than its factorization.

549893016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 549893016 is about 23449.7977816441. The cubic root of 549893016 is about 819.2681433577.

The spelling of 549893016 in words is "five hundred forty-nine million, eight hundred ninety-three thousand, sixteen".