89841472 has 56 divisors (see below), whose sum is σ = 210352640. Its totient is φ = 37255680.

The previous prime is 89841467. The next prime is 89841511. The reversal of 89841472 is 27414898.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×89841472² = 16142980182253568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10654 + ... + 17122.

Almost surely, 2^89841472 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 89841472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105176320).

89841472 is an abundant number, since it is smaller than the sum of its proper divisors (120511168).

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

89841472 is a wasteful number, since it uses less digits than its factorization.

89841472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6519 (or 6509 counting only the distinct ones).

The product of its digits is 129024, while the sum is 43.

The square root of 89841472 is about 9478.4741388053. The cubic root of 89841472 is about 447.8771984847.

The spelling of 89841472 in words is "eighty-nine million, eight hundred forty-one thousand, four hundred seventy-two".