79098579 has 16 divisors (see below), whose sum is σ = 133923840. Its totient is φ = 45199080.

The previous prime is 79098559. The next prime is 79098589. The reversal of 79098579 is 97589097.

It is not a de Polignac number, because 79098579 - 2⁷ = 79098451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79098559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209067 + ... + 209444.

It is an arithmetic number, because the mean of its divisors is an integer number (8370240).

Almost surely, 2^79098579 is an apocalyptic number.

79098579 is a deficient number, since it is larger than the sum of its proper divisors (54825261).

79098579 is a wasteful number, since it uses less digits than its factorization.

79098579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418527 (or 418521 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 54.

The square root of 79098579 is about 8893.7381904349. The cubic root of 79098579 is about 429.2624439436.

The spelling of 79098579 in words is "seventy-nine million, ninety-eight thousand, five hundred seventy-nine".