2122244 has 12 divisors (see below), whose sum is σ = 3725568. Its totient is φ = 1057800.

The previous prime is 2122231. The next prime is 2122259. The reversal of 2122244 is 4422212.

It is a happy number.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1109 + ... + 2339.

It is an arithmetic number, because the mean of its divisors is an integer number (310464).

2^2122244 is an apocalyptic number.

It is an amenable number.

2122244 is a deficient number, since it is larger than the sum of its proper divisors (1603324).

2122244 is a wasteful number, since it uses less digits than its factorization.

2122244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1664 counting only the distinct ones).

The product of its digits is 256, while the sum is 17.

The square root of 2122244 is about 1456.7923668114. The cubic root of 2122244 is about 128.5084754714.

Adding to 2122244 its reverse (4422212), we get a palindrome (6544456).

Subtracting 2122244 from its reverse (4422212), we obtain a cube (2299968 = 132³).

The spelling of 2122244 in words is "two million, one hundred twenty-two thousand, two hundred forty-four".