89488691 has 8 divisors (see below), whose sum is σ = 92779344. Its totient is φ = 86250880.

The previous prime is 89488667. The next prime is 89488717. The reversal of 89488691 is 19688498.

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

It is not a de Polignac number, because 89488691 - 2⁶ = 89488627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89488631) 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, 9746 + ... + 16551.

It is an arithmetic number, because the mean of its divisors is an integer number (11597418).

Almost surely, 2^89488691 is an apocalyptic number.

89488691 is a deficient number, since it is larger than the sum of its proper divisors (3290653).

89488691 is a wasteful number, since it uses less digits than its factorization.

89488691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26421.

The product of its digits is 995328, while the sum is 53.

The square root of 89488691 is about 9459.8462461078. The cubic root of 89488691 is about 447.2902022100.

The spelling of 89488691 in words is "eighty-nine million, four hundred eighty-eight thousand, six hundred ninety-one".