89276889 has 8 divisors (see below), whose sum is σ = 128192512. Its totient is φ = 54939600.

The previous prime is 89276881. The next prime is 89276899. The reversal of 89276889 is 98867298.

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

It is not a de Polignac number, because 89276889 - 2³ = 89276881 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (89276881) 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, 1144537 + ... + 1144614.

It is an arithmetic number, because the mean of its divisors is an integer number (16024064).

Almost surely, 2^89276889 is an apocalyptic number.

It is an amenable number.

89276889 is a deficient number, since it is larger than the sum of its proper divisors (38915623).

89276889 is a wasteful number, since it uses less digits than its factorization.

89276889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289167.

The product of its digits is 3483648, while the sum is 57.

The square root of 89276889 is about 9448.6448234654. The cubic root of 89276889 is about 446.9370410154.

The spelling of 89276889 in words is "eighty-nine million, two hundred seventy-six thousand, eight hundred eighty-nine".