79089 has 8 divisors (see below), whose sum is σ = 108192. Its totient is φ = 51360.

The previous prime is 79087. The next prime is 79103. The reversal of 79089 is 98097.

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

It is not a de Polignac number, because 79089 - 2¹ = 79087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199 + ... + 444.

It is an arithmetic number, because the mean of its divisors is an integer number (13524).

2⁷⁹⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

79089 is a deficient number, since it is larger than the sum of its proper divisors (29103).

79089 is a wasteful number, since it uses less digits than its factorization.

79089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 79089 is about 281.2276657799. The cubic root of 79089 is about 42.9245115057.

The spelling of 79089 in words is "seventy-nine thousand, eighty-nine".