499998799 has 2 divisors, whose sum is σ = 499998800. Its totient is φ = 499998798.

The previous prime is 499998791. The next prime is 499998803. The reversal of 499998799 is 997899994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499998799 - 2³ = 499998791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499998791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249999399 + 249999400.

It is an arithmetic number, because the mean of its divisors is an integer number (249999400).

Almost surely, 2^499998799 is an apocalyptic number.

499998799 is a deficient number, since it is larger than the sum of its proper divisors (1).

499998799 is an equidigital number, since it uses as much as digits as its factorization.

499998799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 119042784, while the sum is 73.

The square root of 499998799 is about 22360.6529198054. The cubic root of 499998799 is about 793.6998904940.

The spelling of 499998799 in words is "four hundred ninety-nine million, nine hundred ninety-eight thousand, seven hundred ninety-nine".