2042402239 has 2 divisors, whose sum is σ = 2042402240. Its totient is φ = 2042402238.

The previous prime is 2042402213. The next prime is 2042402251. The reversal of 2042402239 is 9322042402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2042402239 - 2¹³ = 2042394047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042402039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021201119 + 1021201120.

It is an arithmetic number, because the mean of its divisors is an integer number (1021201120).

Almost surely, 2^2042402239 is an apocalyptic number.

2042402239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042402239 is an equidigital number, since it uses as much as digits as its factorization.

2042402239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2042402239 is about 45192.9445710279. The cubic root of 2042402239 is about 1268.7627686712.

The spelling of 2042402239 in words is "two billion, forty-two million, four hundred two thousand, two hundred thirty-nine".