22237244 has 6 divisors (see below), whose sum is σ = 38915184. Its totient is φ = 11118620.

The previous prime is 22237231. The next prime is 22237253. The reversal of 22237244 is 44273222.

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 as a sum of consecutive naturals, namely, 2779652 + ... + 2779659.

It is an arithmetic number, because the mean of its divisors is an integer number (6485864).

Almost surely, 2^22237244 is an apocalyptic number.

It is an amenable number.

22237244 is a deficient number, since it is larger than the sum of its proper divisors (16677940).

22237244 is a wasteful number, since it uses less digits than its factorization.

22237244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5559315 (or 5559313 counting only the distinct ones).

The product of its digits is 5376, while the sum is 26.

The square root of 22237244 is about 4715.6382388813. The cubic root of 22237244 is about 281.2075567887.

The spelling of 22237244 in words is "twenty-two million, two hundred thirty-seven thousand, two hundred forty-four".