22243364 has 48 divisors (see below), whose sum is σ = 47011776. Its totient is φ = 9072000.

The previous prime is 22243363. The next prime is 22243379. The reversal of 22243364 is 46334222.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (22243363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20639 + ... + 21689.

It is an arithmetic number, because the mean of its divisors is an integer number (979412).

Almost surely, 2^22243364 is an apocalyptic number.

It is an amenable number.

22243364 is an abundant number, since it is smaller than the sum of its proper divisors (24768412).

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

22243364 is a wasteful number, since it uses less digits than its factorization.

22243364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116 (or 1114 counting only the distinct ones).

The product of its digits is 6912, while the sum is 26.

The square root of 22243364 is about 4716.2870989795. The cubic root of 22243364 is about 281.2333518376.

Adding to 22243364 its reverse (46334222), we get a palindrome (68577586).

The spelling of 22243364 in words is "twenty-two million, two hundred forty-three thousand, three hundred sixty-four".