2243274 has 32 divisors (see below), whose sum is σ = 5019840. Its totient is φ = 662400.

The previous prime is 2243261. The next prime is 2243281. The reversal of 2243274 is 4723422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2292 + ... + 3120.

It is an arithmetic number, because the mean of its divisors is an integer number (156870).

2^2243274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2509920).

2243274 is an abundant number, since it is smaller than the sum of its proper divisors (2776566).

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

2243274 is a wasteful number, since it uses less digits than its factorization.

2243274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886.

The product of its digits is 2688, while the sum is 24.

The square root of 2243274 is about 1497.7563219696. The cubic root of 2243274 is about 130.9063682269.

Adding to 2243274 its reverse (4723422), we get a palindrome (6966696).

The spelling of 2243274 in words is "two million, two hundred forty-three thousand, two hundred seventy-four".