89523456 has 72 divisors (see below), whose sum is σ = 259947744. Its totient is φ = 27125760.

The previous prime is 89523451. The next prime is 89523481. The reversal of 89523456 is 65432598.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89523451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3150 + ... + 13746.

Almost surely, 2^89523456 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 89523456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129973872).

89523456 is an abundant number, since it is smaller than the sum of its proper divisors (170424288).

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

89523456 is a wasteful number, since it uses less digits than its factorization.

89523456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10627 (or 10613 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 89523456 is about 9461.6835711199. The cubic root of 89523456 is about 447.3481165322.

The spelling of 89523456 in words is "eighty-nine million, five hundred twenty-three thousand, four hundred fifty-six".