2402404039 has 4 divisors (see below), whose sum is σ = 2745604624. Its totient is φ = 2059203456.

The previous prime is 2402404021. The next prime is 2402404049. The reversal of 2402404039 is 9304042042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2402404039 - 2⁹ = 2402403527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2402403998 and 2402404016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402404019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171600282 + ... + 171600295.

It is an arithmetic number, because the mean of its divisors is an integer number (686401156).

Almost surely, 2^2402404039 is an apocalyptic number.

2402404039 is a deficient number, since it is larger than the sum of its proper divisors (343200585).

2402404039 is an equidigital number, since it uses as much as digits as its factorization.

2402404039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343200584.

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

The square root of 2402404039 is about 49014.3248346848. The cubic root of 2402404039 is about 1339.3127906833.

The spelling of 2402404039 in words is "two billion, four hundred two million, four hundred four thousand, thirty-nine".