89745292 has 48 divisors (see below), whose sum is σ = 194108992. Its totient is φ = 35354880.

The previous prime is 89745289. The next prime is 89745317. The reversal of 89745292 is 29254798.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135442 + ... + 136102.

Almost surely, 2^89745292 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89745292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97054496).

89745292 is an abundant number, since it is smaller than the sum of its proper divisors (104363700).

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

89745292 is a wasteful number, since it uses less digits than its factorization.

89745292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058 (or 1056 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 89745292 is about 9473.3991787531. The cubic root of 89745292 is about 447.7173160862.

The spelling of 89745292 in words is "eighty-nine million, seven hundred forty-five thousand, two hundred ninety-two".