99992401 has 2 divisors, whose sum is σ = 99992402. Its totient is φ = 99992400.

The previous prime is 99992381. The next prime is 99992413. The reversal of 99992401 is 10429999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62489025 + 37503376 = 7905^2 + 6124^2 .

It is a cyclic number.

It is not a de Polignac number, because 99992401 - 2¹⁷ = 99861329 is a prime.

It is not a weakly prime, because it can be changed into another prime (99992461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49996200 + 49996201.

It is an arithmetic number, because the mean of its divisors is an integer number (49996201).

Almost surely, 2^99992401 is an apocalyptic number.

It is an amenable number.

99992401 is a deficient number, since it is larger than the sum of its proper divisors (1).

99992401 is an equidigital number, since it uses as much as digits as its factorization.

99992401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 99992401 is about 9999.6200427816. The cubic root of 99992401 is about 464.1471259189.

The spelling of 99992401 in words is "ninety-nine million, nine hundred ninety-two thousand, four hundred one".