2339405 has 4 divisors (see below), whose sum is σ = 2807292. Its totient is φ = 1871520.

The previous prime is 2339371. The next prime is 2339417. The reversal of 2339405 is 5049332.

2339405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1857769 + 481636 = 1363^2 + 694^2 .

It is not a de Polignac number, because 2339405 - 2¹⁰ = 2338381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233936 + ... + 233945.

It is an arithmetic number, because the mean of its divisors is an integer number (701823).

2^2339405 is an apocalyptic number.

It is an amenable number.

2339405 is a deficient number, since it is larger than the sum of its proper divisors (467887).

2339405 is an equidigital number, since it uses as much as digits as its factorization.

2339405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467886.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 2339405 is about 1529.5113598794. The cubic root of 2339405 is about 132.7501859002.

It can be divided in two parts, 2339 and 405, that added together give a cube (2744 = 14³).

The spelling of 2339405 in words is "two million, three hundred thirty-nine thousand, four hundred five".