2492465839 has 2 divisors, whose sum is σ = 2492465840. Its totient is φ = 2492465838.

The previous prime is 2492465837. The next prime is 2492465869. The reversal of 2492465839 is 9385642942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2492465839 - 2¹ = 2492465837 is a prime.

Together with 2492465837, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2492465837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246232919 + 1246232920.

It is an arithmetic number, because the mean of its divisors is an integer number (1246232920).

Almost surely, 2^2492465839 is an apocalyptic number.

2492465839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2492465839 is an equidigital number, since it uses as much as digits as its factorization.

2492465839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 52.

The square root of 2492465839 is about 49924.6015407234. The cubic root of 2492465839 is about 1355.8440457762.

The spelling of 2492465839 in words is "two billion, four hundred ninety-two million, four hundred sixty-five thousand, eight hundred thirty-nine".