2429239 has 2 divisors, whose sum is σ = 2429240. Its totient is φ = 2429238.

The previous prime is 2429233. The next prime is 2429257. The reversal of 2429239 is 9329242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2429239 - 2¹³ = 2421047 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2429239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2429233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214619 + 1214620.

It is an arithmetic number, because the mean of its divisors is an integer number (1214620).

2^2429239 is an apocalyptic number.

2429239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2429239 is an equidigital number, since it uses as much as digits as its factorization.

2429239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 2429239 is about 1558.6016168348. The cubic root of 2429239 is about 134.4281065733.

The spelling of 2429239 in words is "two million, four hundred twenty-nine thousand, two hundred thirty-nine".