22754242 has 8 divisors (see below), whose sum is σ = 39007296. Its totient is φ = 9751812.

The previous prime is 22754239. The next prime is 22754243. The reversal of 22754242 is 24245722.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22754242.

It is not an unprimeable number, because it can be changed into a prime (22754243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812638 + ... + 812665.

It is an arithmetic number, because the mean of its divisors is an integer number (4875912).

Almost surely, 2^22754242 is an apocalyptic number.

22754242 is a deficient number, since it is larger than the sum of its proper divisors (16253054).

22754242 is a wasteful number, since it uses less digits than its factorization.

22754242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625312.

The product of its digits is 8960, while the sum is 28.

The square root of 22754242 is about 4770.1406687854. The cubic root of 22754242 is about 283.3701657615.

Adding to 22754242 its reverse (24245722), we get a palindrome (46999964).

The spelling of 22754242 in words is "twenty-two million, seven hundred fifty-four thousand, two hundred forty-two".