549998299 has 4 divisors (see below), whose sum is σ = 551101000. Its totient is φ = 548895600.

The previous prime is 549998261. The next prime is 549998321. The reversal of 549998299 is 992899945.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 549998299 - 2¹³ = 549990107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 549998299.

It is not an unprimeable number, because it can be changed into a prime (549998699) 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, 550602 + ... + 551599.

It is an arithmetic number, because the mean of its divisors is an integer number (137775250).

Almost surely, 2^549998299 is an apocalyptic number.

549998299 is a deficient number, since it is larger than the sum of its proper divisors (1102701).

549998299 is a wasteful number, since it uses less digits than its factorization.

549998299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102700.

The product of its digits is 18895680, while the sum is 64.

The square root of 549998299 is about 23452.0425336473. The cubic root of 549998299 is about 819.3204259540.

The spelling of 549998299 in words is "five hundred forty-nine million, nine hundred ninety-eight thousand, two hundred ninety-nine".