89946397 has 2 divisors, whose sum is σ = 89946398. Its totient is φ = 89946396.

The previous prime is 89946359. The next prime is 89946403. The reversal of 89946397 is 79364998.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88003161 + 1943236 = 9381^2 + 1394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89946397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89946317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44973198 + 44973199.

It is an arithmetic number, because the mean of its divisors is an integer number (44973199).

Almost surely, 2^89946397 is an apocalyptic number.

It is an amenable number.

89946397 is a deficient number, since it is larger than the sum of its proper divisors (1).

89946397 is an equidigital number, since it uses as much as digits as its factorization.

89946397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 55.

The square root of 89946397 is about 9484.0074335694. The cubic root of 89946397 is about 448.0514878244.

The spelling of 89946397 in words is "eighty-nine million, nine hundred forty-six thousand, three hundred ninety-seven".