89637372 has 36 divisors (see below), whose sum is σ = 247182936. Its totient is φ = 27162720.

The previous prime is 89637367. The next prime is 89637377. The reversal of 89637372 is 27373698.

It is a happy number.

89637372 is a `hidden beast` number, since 8 + 9 + 637 + 3 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (89637367) and next prime (89637377).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89637377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112783 + ... + 113574.

Almost surely, 2^89637372 is an apocalyptic number.

It is an amenable number.

89637372 is an abundant number, since it is smaller than the sum of its proper divisors (157545564).

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

89637372 is a wasteful number, since it uses less digits than its factorization.

89637372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226378 (or 226373 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 89637372 is about 9467.7015162076. The cubic root of 89637372 is about 447.5377819395.

It can be divided in two parts, 89637 and 372, that added together give a palindrome (90009).

The spelling of 89637372 in words is "eighty-nine million, six hundred thirty-seven thousand, three hundred seventy-two".