2442339 has 24 divisors (see below), whose sum is σ = 3855920. Its totient is φ = 1527552.

The previous prime is 2442311. The next prime is 2442353. The reversal of 2442339 is 9332442.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2442339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7647 + ... + 7959.

2^2442339 is an apocalyptic number.

2442339 is a deficient number, since it is larger than the sum of its proper divisors (1413581).

2442339 is a wasteful number, since it uses less digits than its factorization.

2442339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 333 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 2442339 is about 1562.7984514965. The cubic root of 2442339 is about 134.6693140947.

The spelling of 2442339 in words is "two million, four hundred forty-two thousand, three hundred thirty-nine".