22343045 has 4 divisors (see below), whose sum is σ = 26811660. Its totient is φ = 17874432.

The previous prime is 22343029. The next prime is 22343047. The reversal of 22343045 is 54034322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9375844 + 12967201 = 3062^2 + 3601^2 .

It is a cyclic number.

It is not a de Polignac number, because 22343045 - 2⁴ = 22343029 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22343045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22343047) 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 3 ways as a sum of consecutive naturals, for example, 2234300 + ... + 2234309.

It is an arithmetic number, because the mean of its divisors is an integer number (6702915).

Almost surely, 2^22343045 is an apocalyptic number.

It is an amenable number.

22343045 is a deficient number, since it is larger than the sum of its proper divisors (4468615).

22343045 is an equidigital number, since it uses as much as digits as its factorization.

22343045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4468614.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 22343045 is about 4726.8430267992. The cubic root of 22343045 is about 281.6528304926.

Adding to 22343045 its reverse (54034322), we get a palindrome (76377367).

The spelling of 22343045 in words is "twenty-two million, three hundred forty-three thousand, forty-five".