22232254 has 16 divisors (see below), whose sum is σ = 36514800. Its totient is φ = 10068160.

The previous prime is 22232233. The next prime is 22232257. The reversal of 22232254 is 45223222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22232257) 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, 4722 + ... + 8170.

It is an arithmetic number, because the mean of its divisors is an integer number (2282175).

Almost surely, 2^22232254 is an apocalyptic number.

22232254 is a deficient number, since it is larger than the sum of its proper divisors (14282546).

22232254 is a wasteful number, since it uses less digits than its factorization.

22232254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755.

The product of its digits is 1920, while the sum is 22.

The square root of 22232254 is about 4715.1091185677. The cubic root of 22232254 is about 281.1865210482.

Adding to 22232254 its reverse (45223222), we get a palindrome (67455476).

The spelling of 22232254 in words is "twenty-two million, two hundred thirty-two thousand, two hundred fifty-four".