2631344 has 40 divisors (see below), whose sum is σ = 5423760. Its totient is φ = 1234688.

The previous prime is 2631337. The next prime is 2631347. The reversal of 2631344 is 4431362.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2631347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24539 + ... + 24645.

It is an arithmetic number, because the mean of its divisors is an integer number (135594).

2^2631344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2631344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2711880).

2631344 is an abundant number, since it is smaller than the sum of its proper divisors (2792416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2631344 is a wasteful number, since it uses less digits than its factorization.

2631344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 191 counting only the distinct ones).

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

The square root of 2631344 is about 1622.1417940488. The cubic root of 2631344 is about 138.0572471301.

The spelling of 2631344 in words is "two million, six hundred thirty-one thousand, three hundred forty-four".