2406423839 has 2 divisors, whose sum is σ = 2406423840. Its totient is φ = 2406423838.

The previous prime is 2406423827. The next prime is 2406423883. The reversal of 2406423839 is 9383246042.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2406423839 - 2⁴ = 2406423823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2406423796 and 2406423805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2406423889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1203211919 + 1203211920.

It is an arithmetic number, because the mean of its divisors is an integer number (1203211920).

Almost surely, 2^2406423839 is an apocalyptic number.

2406423839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2406423839 is an equidigital number, since it uses as much as digits as its factorization.

2406423839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 41.

The square root of 2406423839 is about 49055.3140750317. The cubic root of 2406423839 is about 1340.0593719517.

The spelling of 2406423839 in words is "two billion, four hundred six million, four hundred twenty-three thousand, eight hundred thirty-nine".