22109763 has 12 divisors (see below), whose sum is σ = 31922520. Its totient is φ = 13605696.

The previous prime is 22109753. The next prime is 22109771. The reversal of 22109763 is 36790122.

It is not a de Polignac number, because 22109763 - 2¹³ = 22101571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22109763.

It is not an unprimeable number, because it can be changed into a prime (22109753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21298 + ... + 22311.

It is an arithmetic number, because the mean of its divisors is an integer number (2660210).

Almost surely, 2^22109763 is an apocalyptic number.

22109763 is a deficient number, since it is larger than the sum of its proper divisors (9812757).

22109763 is a wasteful number, since it uses less digits than its factorization.

22109763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43638 (or 43625 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 22109763 is about 4702.1019767759. The cubic root of 22109763 is about 280.6691605809.

Adding to 22109763 its reverse (36790122), we get a palindrome (58899885).

The spelling of 22109763 in words is "twenty-two million, one hundred nine thousand, seven hundred sixty-three".