549964799 has 6 divisors (see below), whose sum is σ = 574916496. Its totient is φ = 526052780.

The previous prime is 549964777. The next prime is 549964819. The reversal of 549964799 is 997469945.

It is not a de Polignac number, because 549964799 - 2²⁰ = 548916223 is a prime.

It is a super-2 number, since 2×549964799² = 604922560278220802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549964099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 519287 + ... + 520344.

It is an arithmetic number, because the mean of its divisors is an integer number (95819416).

Almost surely, 2^549964799 is an apocalyptic number.

549964799 is a deficient number, since it is larger than the sum of its proper divisors (24951697).

549964799 is a wasteful number, since it uses less digits than its factorization.

549964799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039677 (or 1039654 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 62.

The square root of 549964799 is about 23451.3282992670. The cubic root of 549964799 is about 819.3037908774.

It can be divided in two parts, 54996 and 4799, that added together give a palindrome (59795).

The spelling of 549964799 in words is "five hundred forty-nine million, nine hundred sixty-four thousand, seven hundred ninety-nine".