89522961 has 16 divisors (see below), whose sum is σ = 130448640. Its totient is φ = 54159120.

The previous prime is 89522959. The next prime is 89522981. The reversal of 89522961 is 16922598.

It is not a de Polignac number, because 89522961 - 2¹ = 89522959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89522981) 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, 19110 + ... + 23328.

It is an arithmetic number, because the mean of its divisors is an integer number (8153040).

Almost surely, 2^89522961 is an apocalyptic number.

It is an amenable number.

89522961 is a deficient number, since it is larger than the sum of its proper divisors (40925679).

89522961 is a wasteful number, since it uses less digits than its factorization.

89522961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4876.

The product of its digits is 77760, while the sum is 42.

The square root of 89522961 is about 9461.6574129483. The cubic root of 89522961 is about 447.3472920268.

The spelling of 89522961 in words is "eighty-nine million, five hundred twenty-two thousand, nine hundred sixty-one".