89553616 has 20 divisors (see below), whose sum is σ = 178200772. Its totient is φ = 43566336.

The previous prime is 89553599. The next prime is 89553641. The reversal of 89553616 is 61635598.

It can be written as a sum of positive squares in 2 ways, for example, as 84713616 + 4840000 = 9204^2 + 2200^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75045 + ... + 76228.

Almost surely, 2^89553616 is an apocalyptic number.

It is an amenable number.

89553616 is a deficient number, since it is larger than the sum of its proper divisors (88647156).

89553616 is a wasteful number, since it uses less digits than its factorization.

89553616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151318 (or 151312 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The square root of 89553616 is about 9463.2772336015. The cubic root of 89553616 is about 447.3983473319.

The spelling of 89553616 in words is "eighty-nine million, five hundred fifty-three thousand, six hundred sixteen".