2313644 has 24 divisors (see below), whose sum is σ = 4198320. Its totient is φ = 1115136.

The previous prime is 2313643. The next prime is 2313653. The reversal of 2313644 is 4463132.

It is a happy number.

2313644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2313643) 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, 23804 + ... + 23900.

It is an arithmetic number, because the mean of its divisors is an integer number (174930).

2^2313644 is an apocalyptic number.

It is an amenable number.

2313644 is a deficient number, since it is larger than the sum of its proper divisors (1884676).

2313644 is a wasteful number, since it uses less digits than its factorization.

2313644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 255 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 2313644 is about 1521.0667309490. The cubic root of 2313644 is about 132.2611146041.

Adding to 2313644 its reverse (4463132), we get a palindrome (6776776).

The spelling of 2313644 in words is "two million, three hundred thirteen thousand, six hundred forty-four".