299298979 has 4 divisors (see below), whose sum is σ = 342055984. Its totient is φ = 256541976.

The previous prime is 299298959. The next prime is 299299019. The reversal of 299298979 is 979892992.

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 299298979 - 2⁵ = 299298947 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 299298979.

It is not an unprimeable number, because it can be changed into a prime (299298959) 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, 21378492 + ... + 21378505.

It is an arithmetic number, because the mean of its divisors is an integer number (85513996).

Almost surely, 2^299298979 is an apocalyptic number.

299298979 is a deficient number, since it is larger than the sum of its proper divisors (42757005).

299298979 is an equidigital number, since it uses as much as digits as its factorization.

299298979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42757004.

The product of its digits is 13226976, while the sum is 64.

The square root of 299298979 is about 17300.2595067242. The cubic root of 299298979 is about 668.9111138995.

The spelling of 299298979 in words is "two hundred ninety-nine million, two hundred ninety-eight thousand, nine hundred seventy-nine".