2339905 has 8 divisors (see below), whose sum is σ = 2930112. Its totient is φ = 1790448.

The previous prime is 2339893. The next prime is 2339921. The reversal of 2339905 is 5099332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2339905 is a prime.

It is a Duffinian number.

2339905 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10059 + ... + 10288.

It is an arithmetic number, because the mean of its divisors is an integer number (366264).

2^2339905 is an apocalyptic number.

It is an amenable number.

2339905 is a deficient number, since it is larger than the sum of its proper divisors (590207).

2339905 is a wasteful number, since it uses less digits than its factorization.

2339905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20375.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 2339905 is about 1529.6748020413. The cubic root of 2339905 is about 132.7596427727.

The spelling of 2339905 in words is "two million, three hundred thirty-nine thousand, nine hundred five".