89173448 has 64 divisors (see below), whose sum is σ = 206962560. Its totient is φ = 35076096.

The previous prime is 89173439. The next prime is 89173459. The reversal of 89173448 is 84437198.

It is a junction number, because it is equal to n+sod(n) for n = 89173399 and 89173408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252440 + ... + 252792.

It is an arithmetic number, because the mean of its divisors is an integer number (3233790).

Almost surely, 2^89173448 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 89173448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103481280).

89173448 is an abundant number, since it is smaller than the sum of its proper divisors (117789112).

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

89173448 is a wasteful number, since it uses less digits than its factorization.

89173448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 722 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 89173448 is about 9443.1693832103. The cubic root of 89173448 is about 446.7643592163.

The spelling of 89173448 in words is "eighty-nine million, one hundred seventy-three thousand, four hundred forty-eight".