89945522 has 4 divisors (see below), whose sum is σ = 134918286. Its totient is φ = 44972760.

The previous prime is 89945509. The next prime is 89945533. The reversal of 89945522 is 22554998.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 88755241 + 1190281 = 9421^2 + 1091^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22486379 + ... + 22486382.

Almost surely, 2^89945522 is an apocalyptic number.

89945522 is a deficient number, since it is larger than the sum of its proper divisors (44972764).

89945522 is a wasteful number, since it uses less digits than its factorization.

89945522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44972763.

The product of its digits is 259200, while the sum is 44.

The square root of 89945522 is about 9483.9613031686. The cubic root of 89945522 is about 448.0500349357.

The spelling of 89945522 in words is "eighty-nine million, nine hundred forty-five thousand, five hundred twenty-two".