89296221 has 16 divisors (see below), whose sum is σ = 137420928. Its totient is φ = 50520000.

The previous prime is 89296217. The next prime is 89296231. The reversal of 89296221 is 12269298.

It is not a de Polignac number, because 89296221 - 2² = 89296217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89296221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89296231) 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, 18930 + ... + 23171.

It is an arithmetic number, because the mean of its divisors is an integer number (8588808).

Almost surely, 2^89296221 is an apocalyptic number.

It is an amenable number.

89296221 is a deficient number, since it is larger than the sum of its proper divisors (48124707).

89296221 is a wasteful number, since it uses less digits than its factorization.

89296221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42212.

The product of its digits is 31104, while the sum is 39.

The square root of 89296221 is about 9449.6677719378. The cubic root of 89296221 is about 446.9692985735.

The spelling of 89296221 in words is "eighty-nine million, two hundred ninety-six thousand, two hundred twenty-one".