22244253 has 8 divisors (see below), whose sum is σ = 29800416. Its totient is φ = 14758800.

The previous prime is 22244251. The next prime is 22244293. The reversal of 22244253 is 35244222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22244253 - 2¹ = 22244251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16938 + ... + 18203.

It is an arithmetic number, because the mean of its divisors is an integer number (3725052).

Almost surely, 2^22244253 is an apocalyptic number.

It is an amenable number.

22244253 is a deficient number, since it is larger than the sum of its proper divisors (7556163).

22244253 is a wasteful number, since it uses less digits than its factorization.

22244253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35355.

The product of its digits is 3840, while the sum is 24.

The square root of 22244253 is about 4716.3813459049. The cubic root of 22244253 is about 281.2370984699.

Adding to 22244253 its reverse (35244222), we get a palindrome (57488475).

The spelling of 22244253 in words is "twenty-two million, two hundred forty-four thousand, two hundred fifty-three".