549823964 has 12 divisors (see below), whose sum is σ = 966432264. Its totient is φ = 273700464.

The previous prime is 549823931. The next prime is 549823969. The reversal of 549823964 is 469328945.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549823969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301859 + ... + 303674.

It is an arithmetic number, because the mean of its divisors is an integer number (80536022).

Almost surely, 2^549823964 is an apocalyptic number.

It is an amenable number.

549823964 is a deficient number, since it is larger than the sum of its proper divisors (416608300).

549823964 is a wasteful number, since it uses less digits than its factorization.

549823964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605764 (or 605762 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 50.

The square root of 549823964 is about 23448.3253986292. The cubic root of 549823964 is about 819.2338491282.

The spelling of 549823964 in words is "five hundred forty-nine million, eight hundred twenty-three thousand, nine hundred sixty-four".