2272444 has 12 divisors (see below), whose sum is σ = 4044600. Its totient is φ = 1116848.

The previous prime is 2272427. The next prime is 2272451. The reversal of 2272444 is 4442722.

It is a happy number.

2272444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4579 + ... + 5050.

It is an arithmetic number, because the mean of its divisors is an integer number (337050).

2^2272444 is an apocalyptic number.

It is an amenable number.

2272444 is a deficient number, since it is larger than the sum of its proper divisors (1772156).

2272444 is a wasteful number, since it uses less digits than its factorization.

2272444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9692 (or 9690 counting only the distinct ones).

The product of its digits is 3584, while the sum is 25.

The square root of 2272444 is about 1507.4627690262. The cubic root of 2272444 is about 131.4713320669.

The spelling of 2272444 in words is "two million, two hundred seventy-two thousand, four hundred forty-four".