89837317 has 2 divisors, whose sum is σ = 89837318. Its totient is φ = 89837316.

The previous prime is 89837281. The next prime is 89837383. The reversal of 89837317 is 71373898.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46158436 + 43678881 = 6794^2 + 6609^2 .

It is a cyclic number.

It is not a de Polignac number, because 89837317 - 2¹¹ = 89835269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89837417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44918658 + 44918659.

It is an arithmetic number, because the mean of its divisors is an integer number (44918659).

Almost surely, 2^89837317 is an apocalyptic number.

It is an amenable number.

89837317 is a deficient number, since it is larger than the sum of its proper divisors (1).

89837317 is an equidigital number, since it uses as much as digits as its factorization.

89837317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 46.

The square root of 89837317 is about 9478.2549554230. The cubic root of 89837317 is about 447.8702938841.

The spelling of 89837317 in words is "eighty-nine million, eight hundred thirty-seven thousand, three hundred seventeen".