89744752 has 80 divisors (see below), whose sum is σ = 192844800. Its totient is φ = 40296960.

The previous prime is 89744749. The next prime is 89744801. The reversal of 89744752 is 25744798.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 838683 + ... + 838789.

It is an arithmetic number, because the mean of its divisors is an integer number (2410560).

Almost surely, 2^89744752 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 89744752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96422400).

89744752 is an abundant number, since it is smaller than the sum of its proper divisors (103100048).

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

89744752 is a wasteful number, since it uses less digits than its factorization.

89744752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 248 counting only the distinct ones).

The product of its digits is 564480, while the sum is 46.

The square root of 89744752 is about 9473.3706778527. The cubic root of 89744752 is about 447.7164181084.

Adding to 89744752 its sum of digits (46), we get a palindrome (89744798).

The spelling of 89744752 in words is "eighty-nine million, seven hundred forty-four thousand, seven hundred fifty-two".