89800764 has 24 divisors (see below), whose sum is σ = 220563840. Its totient is φ = 28358064.

The previous prime is 89800741. The next prime is 89800793. The reversal of 89800764 is 46700898.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196704 + ... + 197159.

It is an arithmetic number, because the mean of its divisors is an integer number (9190160).

Almost surely, 2^89800764 is an apocalyptic number.

It is an amenable number.

89800764 is an abundant number, since it is smaller than the sum of its proper divisors (130763076).

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

89800764 is a wasteful number, since it uses less digits than its factorization.

89800764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393889 (or 393887 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 89800764 is about 9476.3265034506. The cubic root of 89800764 is about 447.8095425014.

The spelling of 89800764 in words is "eighty-nine million, eight hundred thousand, seven hundred sixty-four".