89397671 has 8 divisors (see below), whose sum is σ = 99903888. Its totient is φ = 79288000.

The previous prime is 89397647. The next prime is 89397677. The reversal of 89397671 is 17679398.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89397671 - 2²² = 85203367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89397677) 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 in 7 ways as a sum of consecutive naturals, for example, 98660 + ... + 99561.

It is an arithmetic number, because the mean of its divisors is an integer number (12487986).

Almost surely, 2^89397671 is an apocalyptic number.

89397671 is a deficient number, since it is larger than the sum of its proper divisors (10506217).

89397671 is a wasteful number, since it uses less digits than its factorization.

89397671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198273.

The product of its digits is 571536, while the sum is 50.

The square root of 89397671 is about 9455.0341617574. The cubic root of 89397671 is about 447.1385027250.

The spelling of 89397671 in words is "eighty-nine million, three hundred ninety-seven thousand, six hundred seventy-one".