89001917 has 2 divisors, whose sum is σ = 89001918. Its totient is φ = 89001916.

The previous prime is 89001911. The next prime is 89001937. The reversal of 89001917 is 71910098.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82555396 + 6446521 = 9086^2 + 2539^2 .

It is a cyclic number.

It is not a de Polignac number, because 89001917 - 2⁶ = 89001853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89001911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44500958 + 44500959.

It is an arithmetic number, because the mean of its divisors is an integer number (44500959).

Almost surely, 2^89001917 is an apocalyptic number.

It is an amenable number.

89001917 is a deficient number, since it is larger than the sum of its proper divisors (1).

89001917 is an equidigital number, since it uses as much as digits as its factorization.

89001917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 89001917 is about 9434.0827323063. The cubic root of 89001917 is about 446.4777151221.

The spelling of 89001917 in words is "eighty-nine million, one thousand, nine hundred seventeen".