22463255 has 32 divisors (see below), whose sum is σ = 29548800. Its totient is φ = 16353792.

The previous prime is 22463237. The next prime is 22463257. The reversal of 22463255 is 55236422.

It is a cyclic number.

It is not a de Polignac number, because 22463255 - 2¹⁸ = 22201111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22463257) 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 in 31 ways as a sum of consecutive naturals, for example, 284306 + ... + 284384.

It is an arithmetic number, because the mean of its divisors is an integer number (923400).

Almost surely, 2^22463255 is an apocalyptic number.

22463255 is a deficient number, since it is larger than the sum of its proper divisors (7085545).

22463255 is a wasteful number, since it uses less digits than its factorization.

22463255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203.

The product of its digits is 14400, while the sum is 29.

The square root of 22463255 is about 4739.5416445053. The cubic root of 22463255 is about 282.1570432891.

Adding to 22463255 its reverse (55236422), we get a palindrome (77699677).

The spelling of 22463255 in words is "twenty-two million, four hundred sixty-three thousand, two hundred fifty-five".