89290624 has 16 divisors (see below), whose sum is σ = 177883920. Its totient is φ = 44645248.

The previous prime is 89290609. The next prime is 89290627. The reversal of 89290624 is 42609298.

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89290627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348664 + ... + 348919.

It is an arithmetic number, because the mean of its divisors is an integer number (11117745).

Almost surely, 2^89290624 is an apocalyptic number.

It is an amenable number.

89290624 is a deficient number, since it is larger than the sum of its proper divisors (88593296).

89290624 is an equidigital number, since it uses as much as digits as its factorization.

89290624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697597 (or 697585 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 89290624 is about 9449.3716193195. The cubic root of 89290624 is about 446.9599598452.

The spelling of 89290624 in words is "eighty-nine million, two hundred ninety thousand, six hundred twenty-four".