99246689 has 2 divisors, whose sum is σ = 99246690. Its totient is φ = 99246688.

The previous prime is 99246643. The next prime is 99246701. The reversal of 99246689 is 98664299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92486689 + 6760000 = 9617^2 + 2600^2 .

It is a cyclic number.

It is not a de Polignac number, because 99246689 - 2¹⁶ = 99181153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99246689.

It is not a weakly prime, because it can be changed into another prime (99245689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49623344 + 49623345.

It is an arithmetic number, because the mean of its divisors is an integer number (49623345).

Almost surely, 2^99246689 is an apocalyptic number.

It is an amenable number.

99246689 is a deficient number, since it is larger than the sum of its proper divisors (1).

99246689 is an equidigital number, since it uses as much as digits as its factorization.

99246689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The square root of 99246689 is about 9962.2632468732. The cubic root of 99246689 is about 462.9904244125.

The spelling of 99246689 in words is "ninety-nine million, two hundred forty-six thousand, six hundred eighty-nine".