22542241 has 8 divisors (see below), whose sum is σ = 22786560. Its totient is φ = 22299648.

The previous prime is 22542229. The next prime is 22542263. The reversal of 22542241 is 14224522.

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

It is a cyclic number.

It is not a de Polignac number, because 22542241 - 2⁵ = 22542209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22545241) 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, 61240 + ... + 61606.

It is an arithmetic number, because the mean of its divisors is an integer number (2848320).

Almost surely, 2^22542241 is an apocalyptic number.

It is an amenable number.

22542241 is a deficient number, since it is larger than the sum of its proper divisors (244319).

22542241 is a wasteful number, since it uses less digits than its factorization.

22542241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863.

The product of its digits is 1280, while the sum is 22.

The square root of 22542241 is about 4747.8669947672. The cubic root of 22542241 is about 282.4873662348.

Adding to 22542241 its reverse (14224522), we get a palindrome (36766763).

The spelling of 22542241 in words is "twenty-two million, five hundred forty-two thousand, two hundred forty-one".