549901319 has 30 divisors (see below), whose sum is σ = 641236680. Its totient is φ = 471440200.

The previous prime is 549901301. The next prime is 549901321. The reversal of 549901319 is 913109945.

It is not a de Polignac number, because 549901319 - 2²⁰ = 548852743 is a prime.

It is a super-2 number, since 2×549901319² = 604782921275879522, 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 (549901379) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7745054 + ... + 7745124.

It is an arithmetic number, because the mean of its divisors is an integer number (21374556).

Almost surely, 2^549901319 is an apocalyptic number.

549901319 is a deficient number, since it is larger than the sum of its proper divisors (91335361).

549901319 is an frugal number, since it uses more digits than its factorization.

549901319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 549901319 is about 23449.9748187498. The cubic root of 549901319 is about 819.2722667957.

The spelling of 549901319 in words is "five hundred forty-nine million, nine hundred one thousand, three hundred nineteen".