89628636 has 12 divisors (see below), whose sum is σ = 209133512. Its totient is φ = 29876208.

The previous prime is 89628601. The next prime is 89628653. The reversal of 89628636 is 63682698.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3734515 + ... + 3734538.

Almost surely, 2^89628636 is an apocalyptic number.

It is an amenable number.

89628636 is an abundant number, since it is smaller than the sum of its proper divisors (119504876).

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

89628636 is a wasteful number, since it uses less digits than its factorization.

89628636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7469060 (or 7469058 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 89628636 is about 9467.2401469488. The cubic root of 89628636 is about 447.5232425534.

The spelling of 89628636 in words is "eighty-nine million, six hundred twenty-eight thousand, six hundred thirty-six".