2312342 has 4 divisors (see below), whose sum is σ = 3468516. Its totient is φ = 1156170.

The previous prime is 2312341. The next prime is 2312347. The reversal of 2312342 is 2432132.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2312342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578084 + ... + 578087.

It is an arithmetic number, because the mean of its divisors is an integer number (867129).

2^2312342 is an apocalyptic number.

2312342 is a deficient number, since it is larger than the sum of its proper divisors (1156174).

2312342 is a wasteful number, since it uses less digits than its factorization.

2312342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156173.

The product of its digits is 288, while the sum is 17.

The square root of 2312342 is about 1520.6386816072. The cubic root of 2312342 is about 132.2363000282.

Subtracting from 2312342 its sum of digits (17), we obtain a triangular number (2312325 = T₂₁₅₀).

Adding to 2312342 its reverse (2432132), we get a palindrome (4744474).

The spelling of 2312342 in words is "two million, three hundred twelve thousand, three hundred forty-two".