299239979 has 8 divisors (see below), whose sum is σ = 307544640. Its totient is φ = 290946816.

The previous prime is 299239957. The next prime is 299240027. The reversal of 299239979 is 979932992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 299239979 - 2¹⁶ = 299174443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (299239939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94382 + ... + 97500.

It is an arithmetic number, because the mean of its divisors is an integer number (38443080).

Almost surely, 2^299239979 is an apocalyptic number.

299239979 is a deficient number, since it is larger than the sum of its proper divisors (8304661).

299239979 is a wasteful number, since it uses less digits than its factorization.

299239979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5749.

The product of its digits is 4960116, while the sum is 59.

The square root of 299239979 is about 17298.5542459478. The cubic root of 299239979 is about 668.8671574635.

The spelling of 299239979 in words is "two hundred ninety-nine million, two hundred thirty-nine thousand, nine hundred seventy-nine".