89668792 has 32 divisors (see below), whose sum is σ = 173534400. Its totient is φ = 43415424.

The previous prime is 89668781. The next prime is 89668793. The reversal of 89668792 is 29786698.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89668793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32158 + ... + 34834.

It is an arithmetic number, because the mean of its divisors is an integer number (5422950).

Almost surely, 2^89668792 is an apocalyptic number.

It is an amenable number.

89668792 is a deficient number, since it is larger than the sum of its proper divisors (83865608).

89668792 is a wasteful number, since it uses less digits than its factorization.

89668792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2815 (or 2811 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The square root of 89668792 is about 9469.3606964779. The cubic root of 89668792 is about 447.5900666586.

The spelling of 89668792 in words is "eighty-nine million, six hundred sixty-eight thousand, seven hundred ninety-two".