89868724 has 24 divisors (see below), whose sum is σ = 172152288. Its totient is φ = 40710240.

The previous prime is 89868703. The next prime is 89868731. The reversal of 89868724 is 42786898.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10182 + ... + 16834.

It is an arithmetic number, because the mean of its divisors is an integer number (7173012).

Almost surely, 2^89868724 is an apocalyptic number.

It is an amenable number.

89868724 is a deficient number, since it is larger than the sum of its proper divisors (82283564).

89868724 is a wasteful number, since it uses less digits than its factorization.

89868724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6975 (or 6973 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 52.

The square root of 89868724 is about 9479.9116029634. The cubic root of 89868724 is about 447.9224794121.

The spelling of 89868724 in words is "eighty-nine million, eight hundred sixty-eight thousand, seven hundred twenty-four".