22243124 has 6 divisors (see below), whose sum is σ = 38925474. Its totient is φ = 11121560.

The previous prime is 22243121. The next prime is 22243127. The reversal of 22243124 is 42134222.

It is an interprime number because it is at equal distance from previous prime (22243121) and next prime (22243127).

It can be written as a sum of positive squares in only one way, i.e., 19963024 + 2280100 = 4468^2 + 1510^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22243096 and 22243105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780387 + ... + 2780394.

It is an arithmetic number, because the mean of its divisors is an integer number (6487579).

Almost surely, 2^22243124 is an apocalyptic number.

It is an amenable number.

22243124 is a deficient number, since it is larger than the sum of its proper divisors (16682350).

22243124 is a wasteful number, since it uses less digits than its factorization.

22243124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560785 (or 5560783 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 22243124 is about 4716.2616551672. The cubic root of 22243124 is about 281.2323403562.

Adding to 22243124 its reverse (42134222), we get a palindrome (64377346).

The spelling of 22243124 in words is "twenty-two million, two hundred forty-three thousand, one hundred twenty-four".