22744067 has 4 divisors (see below), whose sum is σ = 22779240. Its totient is φ = 22708896.

The previous prime is 22744061. The next prime is 22744097. The reversal of 22744067 is 76044722.

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 22744067 - 2¹⁰ = 22743043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22744061) 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, 16598 + ... + 17915.

It is an arithmetic number, because the mean of its divisors is an integer number (5694810).

Almost surely, 2^22744067 is an apocalyptic number.

22744067 is a deficient number, since it is larger than the sum of its proper divisors (35173).

22744067 is an equidigital number, since it uses as much as digits as its factorization.

22744067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35172.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 22744067 is about 4769.0740191362. The cubic root of 22744067 is about 283.3279213115.

Adding to 22744067 its reverse (76044722), we get a palindrome (98788789).

The spelling of 22744067 in words is "twenty-two million, seven hundred forty-four thousand, sixty-seven".