22245567 has 8 divisors (see below), whose sum is σ = 29690496. Its totient is φ = 14815512.

The previous prime is 22245557. The next prime is 22245607. The reversal of 22245567 is 76554222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22245567 - 2¹⁶ = 22180031 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22245557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438 + ... + 6684.

It is an arithmetic number, because the mean of its divisors is an integer number (3711312).

Almost surely, 2^22245567 is an apocalyptic number.

22245567 is a deficient number, since it is larger than the sum of its proper divisors (7444929).

22245567 is a wasteful number, since it uses less digits than its factorization.

22245567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7437.

The product of its digits is 33600, while the sum is 33.

The square root of 22245567 is about 4716.5206455607. The cubic root of 22245567 is about 281.2426360541.

Adding to 22245567 its reverse (76554222), we get a palindrome (98799789).

The spelling of 22245567 in words is "twenty-two million, two hundred forty-five thousand, five hundred sixty-seven".