499469959 has 2 divisors, whose sum is σ = 499469960. Its totient is φ = 499469958.

The previous prime is 499469921. The next prime is 499470031. The reversal of 499469959 is 959964994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499469959 - 2¹⁷ = 499338887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 499469959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499469459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249734979 + 249734980.

It is an arithmetic number, because the mean of its divisors is an integer number (249734980).

Almost surely, 2^499469959 is an apocalyptic number.

499469959 is a deficient number, since it is larger than the sum of its proper divisors (1).

499469959 is an equidigital number, since it uses as much as digits as its factorization.

499469959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28343520, while the sum is 64.

The square root of 499469959 is about 22348.8245552199. The cubic root of 499469959 is about 793.4199642743.

The spelling of 499469959 in words is "four hundred ninety-nine million, four hundred sixty-nine thousand, nine hundred fifty-nine".