99396641 has 2 divisors, whose sum is σ = 99396642. Its totient is φ = 99396640.

The previous prime is 99396629. The next prime is 99396679. The reversal of 99396641 is 14669399.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97436641 + 1960000 = 9871^2 + 1400^2 .

It is a cyclic number.

It is not a de Polignac number, because 99396641 - 2¹⁴ = 99380257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99396611) 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, 49698320 + 49698321.

It is an arithmetic number, because the mean of its divisors is an integer number (49698321).

Almost surely, 2^99396641 is an apocalyptic number.

It is an amenable number.

99396641 is a deficient number, since it is larger than the sum of its proper divisors (1).

99396641 is an equidigital number, since it uses as much as digits as its factorization.

99396641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 47.

The square root of 99396641 is about 9969.7864069397. The cubic root of 99396641 is about 463.2234847617.

The spelling of 99396641 in words is "ninety-nine million, three hundred ninety-six thousand, six hundred forty-one".