89337217 has 2 divisors, whose sum is σ = 89337218. Its totient is φ = 89337216.

The previous prime is 89337179. The next prime is 89337233. The reversal of 89337217 is 71273398.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64496961 + 24840256 = 8031^2 + 4984^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89337217 is a prime.

It is a super-2 number, since 2×89337217² = 15962276682610178, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89337217.

It is not a weakly prime, because it can be changed into another prime (89337247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44668608 + 44668609.

It is an arithmetic number, because the mean of its divisors is an integer number (44668609).

Almost surely, 2^89337217 is an apocalyptic number.

It is an amenable number.

89337217 is a deficient number, since it is larger than the sum of its proper divisors (1).

89337217 is an equidigital number, since it uses as much as digits as its factorization.

89337217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The square root of 89337217 is about 9451.8366998166. The cubic root of 89337217 is about 447.0376894852.

The spelling of 89337217 in words is "eighty-nine million, three hundred thirty-seven thousand, two hundred seventeen".