89717297 has 4 divisors (see below), whose sum is σ = 94439280. Its totient is φ = 84995316.

The previous prime is 89717269. The next prime is 89717321. The reversal of 89717297 is 79271798.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89717297 - 2²⁶ = 22608433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89717207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2360963 + ... + 2361000.

It is an arithmetic number, because the mean of its divisors is an integer number (23609820).

Almost surely, 2^89717297 is an apocalyptic number.

It is an amenable number.

89717297 is a deficient number, since it is larger than the sum of its proper divisors (4721983).

89717297 is a wasteful number, since it uses less digits than its factorization.

89717297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4721982.

The product of its digits is 444528, while the sum is 50.

The square root of 89717297 is about 9471.9215051646. The cubic root of 89717297 is about 447.6707578417.

The spelling of 89717297 in words is "eighty-nine million, seven hundred seventeen thousand, two hundred ninety-seven".