89204724 has 72 divisors (see below), whose sum is σ = 262604160. Its totient is φ = 25002432.

The previous prime is 89204711. The next prime is 89204761. The reversal of 89204724 is 42740298.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10017 + ... + 16695.

It is an arithmetic number, because the mean of its divisors is an integer number (3647280).

Almost surely, 2^89204724 is an apocalyptic number.

89204724 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89204724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131302080).

89204724 is an abundant number, since it is smaller than the sum of its proper divisors (173399436).

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

89204724 is a wasteful number, since it uses less digits than its factorization.

89204724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6749 (or 6744 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 89204724 is about 9444.8252498392. The cubic root of 89204724 is about 446.8165846606.

The spelling of 89204724 in words is "eighty-nine million, two hundred four thousand, seven hundred twenty-four".