22053967 has 4 divisors (see below), whose sum is σ = 23750440. Its totient is φ = 20357496.

The previous prime is 22053923. The next prime is 22053971. The reversal of 22053967 is 76935022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22053967 - 2²³ = 13665359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22053467) 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, 848217 + ... + 848242.

It is an arithmetic number, because the mean of its divisors is an integer number (5937610).

Almost surely, 2^22053967 is an apocalyptic number.

22053967 is a deficient number, since it is larger than the sum of its proper divisors (1696473).

22053967 is a wasteful number, since it uses less digits than its factorization.

22053967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696472.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 22053967 is about 4696.1651376416. The cubic root of 22053967 is about 280.4328636365.

Adding to 22053967 its reverse (76935022), we get a palindrome (98988989).

The spelling of 22053967 in words is "twenty-two million, fifty-three thousand, nine hundred sixty-seven".