97318889 has 8 divisors (see below), whose sum is σ = 100822272. Its totient is φ = 93838320.

The previous prime is 97318873. The next prime is 97318891. The reversal of 97318889 is 98881379.

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

It is a cyclic number.

It is not a de Polignac number, because 97318889 - 2⁴ = 97318873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97318889.

It is not an unprimeable number, because it can be changed into a prime (97318849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3227 + ... + 14319.

It is an arithmetic number, because the mean of its divisors is an integer number (12602784).

Almost surely, 2^97318889 is an apocalyptic number.

It is an amenable number.

97318889 is a deficient number, since it is larger than the sum of its proper divisors (3503383).

97318889 is a wasteful number, since it uses less digits than its factorization.

97318889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11407.

The product of its digits is 870912, while the sum is 53.

The square root of 97318889 is about 9865.0336542761. The cubic root of 97318889 is about 459.9730434739.

The spelling of 97318889 in words is "ninety-seven million, three hundred eighteen thousand, eight hundred eighty-nine".