2312244 has 36 divisors (see below), whose sum is σ = 6377280. Its totient is φ = 700560.

The previous prime is 2312209. The next prime is 2312249. The reversal of 2312244 is 4422132.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2524 + ... + 3315.

2^2312244 is an apocalyptic number.

It is an amenable number.

2312244 is an abundant number, since it is smaller than the sum of its proper divisors (4065036).

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

2312244 is a wasteful number, since it uses less digits than its factorization.

2312244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5860 (or 5855 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 2312244 is about 1520.6064579634. The cubic root of 2312244 is about 132.2344318875.

Adding to 2312244 its reverse (4422132), we get a palindrome (6734376).

It can be divided in two parts, 2312 and 244, that added together give a triangular number (2556 = T₇₁).

The spelling of 2312244 in words is "two million, three hundred twelve thousand, two hundred forty-four".