549446976 has 280 divisors, whose sum is σ = 1817485824. Its totient is φ = 162984960.

The previous prime is 549446957. The next prime is 549446981. The reversal of 549446976 is 679644945.

It is a happy number.

549446976 is a `hidden beast` number, since 549 + 4 + 4 + 6 + 97 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2089021 + ... + 2089283.

Almost surely, 2^549446976 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 549446976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (908742912).

549446976 is an abundant number, since it is smaller than the sum of its proper divisors (1268038848).

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

549446976 is a wasteful number, since it uses less digits than its factorization.

549446976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331 (or 312 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 549446976 is about 23440.2853224955. The cubic root of 549446976 is about 819.0465698270.

The spelling of 549446976 in words is "five hundred forty-nine million, four hundred forty-six thousand, nine hundred seventy-six".