499464239 has 2 divisors, whose sum is σ = 499464240. Its totient is φ = 499464238.

The previous prime is 499464227. The next prime is 499464263. The reversal of 499464239 is 932464994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499464239 - 2⁴ = 499464223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499464299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249732119 + 249732120.

It is an arithmetic number, because the mean of its divisors is an integer number (249732120).

Almost surely, 2^499464239 is an apocalyptic number.

499464239 is a deficient number, since it is larger than the sum of its proper divisors (1).

499464239 is an equidigital number, since it uses as much as digits as its factorization.

499464239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1679616, while the sum is 50.

The square root of 499464239 is about 22348.6965839174. The cubic root of 499464239 is about 793.4169354771.

The spelling of 499464239 in words is "four hundred ninety-nine million, four hundred sixty-four thousand, two hundred thirty-nine".