7979099 has 4 divisors (see below), whose sum is σ = 8032800. Its totient is φ = 7925400.

The previous prime is 7979071. The next prime is 7979113. The reversal of 7979099 is 9909797.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7979099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7979009) 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, 26627 + ... + 26924.

It is an arithmetic number, because the mean of its divisors is an integer number (2008200).

Almost surely, 2^7979099 is an apocalyptic number.

7979099 is a deficient number, since it is larger than the sum of its proper divisors (53701).

7979099 is a wasteful number, since it uses less digits than its factorization.

7979099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53700.

The product of its (nonzero) digits is 321489, while the sum is 50.

The square root of 7979099 is about 2824.7298985921. The cubic root of 7979099 is about 199.8256730948.

The spelling of 7979099 in words is "seven million, nine hundred seventy-nine thousand, ninety-nine".