2439442158 has 8 divisors (see below), whose sum is σ = 4878884328. Its totient is φ = 813147384.

The previous prime is 2439442141. The next prime is 2439442163. The reversal of 2439442158 is 8512449342.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2439442158 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203286841 + ... + 203286852.

It is an arithmetic number, because the mean of its divisors is an integer number (609860541).

Almost surely, 2^2439442158 is an apocalyptic number.

2439442158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2439442158 is a wasteful number, since it uses less digits than its factorization.

2439442158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406573698.

The product of its digits is 276480, while the sum is 42.

The square root of 2439442158 is about 49390.7092275460. The cubic root of 2439442158 is about 1346.1604957182.

The spelling of 2439442158 in words is "two billion, four hundred thirty-nine million, four hundred forty-two thousand, one hundred fifty-eight".