22563246 has 8 divisors (see below), whose sum is σ = 45126504. Its totient is φ = 7521080.

The previous prime is 22563221. The next prime is 22563251. The reversal of 22563246 is 64236522.

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

22563246 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880265 + ... + 1880276.

It is an arithmetic number, because the mean of its divisors is an integer number (5640813).

Almost surely, 2^22563246 is an apocalyptic number.

22563246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22563246 is a wasteful number, since it uses less digits than its factorization.

22563246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760546.

The product of its digits is 17280, while the sum is 30.

The square root of 22563246 is about 4750.0785256667. The cubic root of 22563246 is about 282.5750801564.

Adding to 22563246 its reverse (64236522), we get a palindrome (86799768).

The spelling of 22563246 in words is "twenty-two million, five hundred sixty-three thousand, two hundred forty-six".