89313372 has 18 divisors (see below), whose sum is σ = 225764448. Its totient is φ = 29771112.

The previous prime is 89313337. The next prime is 89313379. The reversal of 89313372 is 27331398.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2480927 = 89313372 / (8 + 9 + 3 + 1 + 3 + 3 + 7 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89313379) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1240428 + ... + 1240499.

Almost surely, 2^89313372 is an apocalyptic number.

It is an amenable number.

89313372 is an abundant number, since it is smaller than the sum of its proper divisors (136451076).

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

89313372 is a wasteful number, since it uses less digits than its factorization.

89313372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2480937 (or 2480932 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 89313372 is about 9450.5752205884. The cubic root of 89313372 is about 446.9979129972.

The spelling of 89313372 in words is "eighty-nine million, three hundred thirteen thousand, three hundred seventy-two".