89173624 has 8 divisors (see below), whose sum is σ = 167200560. Its totient is φ = 44586808.

The previous prime is 89173621. The next prime is 89173627. The reversal of 89173624 is 42637198.

It is an interprime number because it is at equal distance from previous prime (89173621) and next prime (89173627).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89173621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5573344 + ... + 5573359.

It is an arithmetic number, because the mean of its divisors is an integer number (20900070).

Almost surely, 2^89173624 is an apocalyptic number.

It is an amenable number.

89173624 is a deficient number, since it is larger than the sum of its proper divisors (78026936).

89173624 is a wasteful number, since it uses less digits than its factorization.

89173624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11146709 (or 11146705 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 89173624 is about 9443.1787021109. The cubic root of 89173624 is about 446.7646531396.

The spelling of 89173624 in words is "eighty-nine million, one hundred seventy-three thousand, six hundred twenty-four".