549827616 has 48 divisors (see below), whose sum is σ = 1554323904. Its totient is φ = 169177344.

The previous prime is 549827609. The next prime is 549827623. The reversal of 549827616 is 616728945.

It is an interprime number because it is at equal distance from previous prime (549827609) and next prime (549827623).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 219036 + ... + 221531.

It is an arithmetic number, because the mean of its divisors is an integer number (32381748).

Almost surely, 2^549827616 is an apocalyptic number.

It is an amenable number.

549827616 is an abundant number, since it is smaller than the sum of its proper divisors (1004496288).

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

549827616 is a wasteful number, since it uses less digits than its factorization.

549827616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440593 (or 440585 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 549827616 is about 23448.4032718648. The cubic root of 549827616 is about 819.2356629423.

The spelling of 549827616 in words is "five hundred forty-nine million, eight hundred twenty-seven thousand, six hundred sixteen".