23086779 has 16 divisors (see below), whose sum is σ = 32992512. Its totient is φ = 14322528.

The previous prime is 23086771. The next prime is 23086781. The reversal of 23086779 is 97768032.

It is not a de Polignac number, because 23086779 - 2³ = 23086771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23086779.

It is not an unprimeable number, because it can be changed into a prime (23086771) 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, 1969 + ... + 7074.

It is an arithmetic number, because the mean of its divisors is an integer number (2062032).

Almost surely, 2^23086779 is an apocalyptic number.

23086779 is a deficient number, since it is larger than the sum of its proper divisors (9905733).

23086779 is a wasteful number, since it uses less digits than its factorization.

23086779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9106.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 23086779 is about 4804.8703416429. The cubic root of 23086779 is about 284.7439127745.

The spelling of 23086779 in words is "twenty-three million, eighty-six thousand, seven hundred seventy-nine".