89172008 has 16 divisors (see below), whose sum is σ = 167818560. Its totient is φ = 44420400.

The previous prime is 89171977. The next prime is 89172011. The reversal of 89172008 is 80027198.

It is a happy 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, 18398 + ... + 22733.

It is an arithmetic number, because the mean of its divisors is an integer number (10488660).

Almost surely, 2^89172008 is an apocalyptic number.

It is an amenable number.

89172008 is a deficient number, since it is larger than the sum of its proper divisors (78646552).

89172008 is a wasteful number, since it uses less digits than its factorization.

89172008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41408 (or 41404 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 89172008 is about 9443.0931373147. The cubic root of 89172008 is about 446.7619543744.

The spelling of 89172008 in words is "eighty-nine million, one hundred seventy-two thousand, eight".