299329889 has 24 divisors (see below), whose sum is σ = 330087912. Its totient is φ = 271054080.

The previous prime is 299329883. The next prime is 299329913. The reversal of 299329889 is 988923992.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37149025 + 262180864 = 6095^2 + 16192^2 .

It is not a de Polignac number, because 299329889 - 2²⁸ = 30894433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (299329883) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 802307 + ... + 802679.

It is an arithmetic number, because the mean of its divisors is an integer number (13753663).

Almost surely, 2^299329889 is an apocalyptic number.

It is an amenable number.

299329889 is a deficient number, since it is larger than the sum of its proper divisors (30758023).

299329889 is a wasteful number, since it uses less digits than its factorization.

299329889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 474 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 59.

The square root of 299329889 is about 17301.1528228613. The cubic root of 299329889 is about 668.9341402959.

The spelling of 299329889 in words is "two hundred ninety-nine million, three hundred twenty-nine thousand, eight hundred eighty-nine".