899926499 has 2 divisors, whose sum is σ = 899926500. Its totient is φ = 899926498.

The previous prime is 899926493. The next prime is 899926529. The reversal of 899926499 is 994629998.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 899926499 - 2⁴ = 899926483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (899926493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449963249 + 449963250.

It is an arithmetic number, because the mean of its divisors is an integer number (449963250).

Almost surely, 2^899926499 is an apocalyptic number.

899926499 is a deficient number, since it is larger than the sum of its proper divisors (1).

899926499 is an equidigital number, since it uses as much as digits as its factorization.

899926499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22674816, while the sum is 65.

The square root of 899926499 is about 29998.7749583212. The cubic root of 899926499 is about 965.4631007659.

The spelling of 899926499 in words is "eight hundred ninety-nine million, nine hundred twenty-six thousand, four hundred ninety-nine".