22245043 has 4 divisors (see below), whose sum is σ = 22358160. Its totient is φ = 22131928.

The previous prime is 22245037. The next prime is 22245049. The reversal of 22245043 is 34054222.

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

It is an interprime number because it is at equal distance from previous prime (22245037) and next prime (22245049).

It is a cyclic number.

It is not a de Polignac number, because 22245043 - 2²¹ = 20147891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22245049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56263 + ... + 56656.

It is an arithmetic number, because the mean of its divisors is an integer number (5589540).

Almost surely, 2^22245043 is an apocalyptic number.

22245043 is a deficient number, since it is larger than the sum of its proper divisors (113117).

22245043 is a wasteful number, since it uses less digits than its factorization.

22245043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113116.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22245043 is about 4716.4650958106. The cubic root of 22245043 is about 281.2404277894.

Adding to 22245043 its reverse (34054222), we get a palindrome (56299265).

The spelling of 22245043 in words is "twenty-two million, two hundred forty-five thousand, forty-three".