89937774 has 24 divisors (see below), whose sum is σ = 203338512. Its totient is φ = 28675680.

The previous prime is 89937737. The next prime is 89937781. The reversal of 89937774 is 47773998.

It is a self number, because there is not a number n which added to its sum of digits gives 89937774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108207 + ... + 109034.

It is an arithmetic number, because the mean of its divisors is an integer number (8472438).

Almost surely, 2^89937774 is an apocalyptic number.

89937774 is an abundant number, since it is smaller than the sum of its proper divisors (113400738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89937774 is a wasteful number, since it uses less digits than its factorization.

89937774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217272 (or 217269 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 89937774 is about 9483.5528152692. The cubic root of 89937774 is about 448.0371694022.

The spelling of 89937774 in words is "eighty-nine million, nine hundred thirty-seven thousand, seven hundred seventy-four".