22563046 has 64 divisors (see below), whose sum is σ = 42425856. Its totient is φ = 8870400.

The previous prime is 22563043. The next prime is 22563061. The reversal of 22563046 is 64036522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22563043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369856 + ... + 369916.

It is an arithmetic number, because the mean of its divisors is an integer number (662904).

Almost surely, 2^22563046 is an apocalyptic number.

22563046 is a deficient number, since it is larger than the sum of its proper divisors (19862810).

22563046 is a wasteful number, since it uses less digits than its factorization.

22563046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 22563046 is about 4750.0574733365. The cubic root of 22563046 is about 282.5742452413.

Adding to 22563046 its reverse (64036522), we get a palindrome (86599568).

The spelling of 22563046 in words is "twenty-two million, five hundred sixty-three thousand, forty-six".