89494572 has 12 divisors (see below), whose sum is σ = 208820696. Its totient is φ = 29831520.

The previous prime is 89494571. The next prime is 89494589. The reversal of 89494572 is 27549498.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (89494571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3728929 + ... + 3728952.

Almost surely, 2^89494572 is an apocalyptic number.

It is an amenable number.

89494572 is an abundant number, since it is smaller than the sum of its proper divisors (119326124).

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

89494572 is a wasteful number, since it uses less digits than its factorization.

89494572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7457888 (or 7457886 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 89494572 is about 9460.1570811483. The cubic root of 89494572 is about 447.3000003049.

The spelling of 89494572 in words is "eighty-nine million, four hundred ninety-four thousand, five hundred seventy-two".