89913679 has 8 divisors (see below), whose sum is σ = 92494080. Its totient is φ = 87361176.

The previous prime is 89913667. The next prime is 89913701. The reversal of 89913679 is 97631998.

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

It is a cyclic number.

It is not a de Polignac number, because 89913679 - 2⁹ = 89913167 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 (89913479) 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, 349 + ... + 13414.

It is an arithmetic number, because the mean of its divisors is an integer number (11561760).

Almost surely, 2^89913679 is an apocalyptic number.

89913679 is a deficient number, since it is larger than the sum of its proper divisors (2580401).

89913679 is a wasteful number, since it uses less digits than its factorization.

89913679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13949.

The product of its digits is 734832, while the sum is 52.

The square root of 89913679 is about 9482.2823729311. The cubic root of 89913679 is about 447.9971549963.

The spelling of 89913679 in words is "eighty-nine million, nine hundred thirteen thousand, six hundred seventy-nine".