89376728 has 16 divisors (see below), whose sum is σ = 191521680. Its totient is φ = 38304288.

The previous prime is 89376659. The next prime is 89376757. The reversal of 89376728 is 82767398.

It is a happy number.

It is a fibodiv number, since the Fibonacci-like sequence with seeds 89376 and 728 contains 89376728 itself.

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, 797951 + ... + 798062.

It is an arithmetic number, because the mean of its divisors is an integer number (11970105).

Almost surely, 2^89376728 is an apocalyptic number.

It is an amenable number.

89376728 is an abundant number, since it is smaller than the sum of its proper divisors (102144952).

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

89376728 is a wasteful number, since it uses less digits than its factorization.

89376728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596026 (or 1596022 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 50.

The square root of 89376728 is about 9453.9265916338. The cubic root of 89376728 is about 447.1035832731.

The spelling of 89376728 in words is "eighty-nine million, three hundred seventy-six thousand, seven hundred twenty-eight".