99590849 has 2 divisors, whose sum is σ = 99590850. Its totient is φ = 99590848.

The previous prime is 99590839. The next prime is 99590863. The reversal of 99590849 is 94809599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65286400 + 34304449 = 8080^2 + 5857^2 .

It is a cyclic number.

It is not a de Polignac number, because 99590849 - 2⁴ = 99590833 is a prime.

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 99590849.

It is not a weakly prime, because it can be changed into another prime (99590809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49795424 + 49795425.

It is an arithmetic number, because the mean of its divisors is an integer number (49795425).

Almost surely, 2^99590849 is an apocalyptic number.

It is an amenable number.

99590849 is a deficient number, since it is larger than the sum of its proper divisors (1).

99590849 is an equidigital number, since it uses as much as digits as its factorization.

99590849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 53.

The square root of 99590849 is about 9979.5214815140. The cubic root of 99590849 is about 463.5249811302.

The spelling of 99590849 in words is "ninety-nine million, five hundred ninety thousand, eight hundred forty-nine".