89740224 has 140 divisors (see below), whose sum is σ = 304143664. Its totient is φ = 25629696.

The previous prime is 89740219. The next prime is 89740241. The reversal of 89740224 is 42204798.

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 19 ways as a sum of consecutive naturals, for example, 35052 + ... + 37524.

Almost surely, 2^89740224 is an apocalyptic number.

89740224 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 89740224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152071832).

89740224 is an abundant number, since it is smaller than the sum of its proper divisors (214403440).

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

89740224 is a wasteful number, since it uses less digits than its factorization.

89740224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504 (or 2485 counting only the distinct ones).

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

The square root of 89740224 is about 9473.1316891512. The cubic root of 89740224 is about 447.7088882566.

The spelling of 89740224 in words is "eighty-nine million, seven hundred forty thousand, two hundred twenty-four".