2342405 has 8 divisors (see below), whose sum is σ = 3027192. Its totient is φ = 1729728.

The previous prime is 2342401. The next prime is 2342407. The reversal of 2342405 is 5042432.

2342405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 25921 + 2316484 = 161^2 + 1522^2 .

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

It is not a de Polignac number, because 2342405 - 2² = 2342401 is a prime.

It is a super-2 number, since 2×2342405² = 10973722368050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17954 + ... + 18083.

It is an arithmetic number, because the mean of its divisors is an integer number (378399).

2^2342405 is an apocalyptic number.

It is an amenable number.

2342405 is a deficient number, since it is larger than the sum of its proper divisors (684787).

2342405 is a wasteful number, since it uses less digits than its factorization.

2342405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36055.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2342405 is about 1530.4917510395. The cubic root of 2342405 is about 132.8069069386.

Adding to 2342405 its reverse (5042432), we get a palindrome (7384837).

The spelling of 2342405 in words is "two million, three hundred forty-two thousand, four hundred five".