2266944 has 28 divisors (see below), whose sum is σ = 5998464. Its totient is φ = 755584.

The previous prime is 2266921. The next prime is 2266961. The reversal of 2266944 is 4496622.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5712 + ... + 6095.

2^2266944 is an apocalyptic number.

2266944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2266944 is an abundant number, since it is smaller than the sum of its proper divisors (3731520).

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

2266944 is a wasteful number, since it uses less digits than its factorization.

2266944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11822 (or 11812 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 2266944 is about 1505.6374065491. The cubic root of 2266944 is about 131.3651796191.

It can be divided in two parts, 22 and 66944, that added together give a palindrome (66966).

The spelling of 2266944 in words is "two million, two hundred sixty-six thousand, nine hundred forty-four".