79423685 has 8 divisors (see below), whose sum is σ = 103972896. Its totient is φ = 57762640.

The previous prime is 79423681. The next prime is 79423691. The reversal of 79423685 is 58632497.

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

It is not a de Polignac number, because 79423685 - 2² = 79423681 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79423681) 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, 721979 + ... + 722088.

It is an arithmetic number, because the mean of its divisors is an integer number (12996612).

Almost surely, 2^79423685 is an apocalyptic number.

It is an amenable number.

79423685 is a deficient number, since it is larger than the sum of its proper divisors (24549211).

79423685 is a wasteful number, since it uses less digits than its factorization.

79423685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444083.

The product of its digits is 362880, while the sum is 44.

The square root of 79423685 is about 8911.9966898558. The cubic root of 79423685 is about 429.8497492000.

It can be divided in two parts, 79423 and 685, that added together give a palindrome (80108).

The spelling of 79423685 in words is "seventy-nine million, four hundred twenty-three thousand, six hundred eighty-five".