22240663 has 8 divisors (see below), whose sum is σ = 22914000. Its totient is φ = 21571200.

The previous prime is 22240657. The next prime is 22240681. The reversal of 22240663 is 36604222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22240663 - 2¹³ = 22232471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240643) 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, 14088 + ... + 15586.

It is an arithmetic number, because the mean of its divisors is an integer number (2864250).

Almost surely, 2^22240663 is an apocalyptic number.

22240663 is a deficient number, since it is larger than the sum of its proper divisors (673337).

22240663 is a wasteful number, since it uses less digits than its factorization.

22240663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 22240663 is about 4716.0007421543. Note that the first 3 decimals coincide. The cubic root of 22240663 is about 281.2219680374.

Adding to 22240663 its reverse (36604222), we get a palindrome (58844885).

The spelling of 22240663 in words is "twenty-two million, two hundred forty thousand, six hundred sixty-three".