499990607 has 2 divisors, whose sum is σ = 499990608. Its totient is φ = 499990606.

The previous prime is 499990571. The next prime is 499990619. The reversal of 499990607 is 706099994.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499990607 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499998607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249995303 + 249995304.

It is an arithmetic number, because the mean of its divisors is an integer number (249995304).

Almost surely, 2^499990607 is an apocalyptic number.

499990607 is a deficient number, since it is larger than the sum of its proper divisors (1).

499990607 is an equidigital number, since it uses as much as digits as its factorization.

499990607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 53.

The square root of 499990607 is about 22360.4697401463. The cubic root of 499990607 is about 793.6955558003.

The spelling of 499990607 in words is "four hundred ninety-nine million, nine hundred ninety thousand, six hundred seven".