22243150 has 12 divisors (see below), whose sum is σ = 41372352. Its totient is φ = 8897240.

The previous prime is 22243141. The next prime is 22243153. The reversal of 22243150 is 5134222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222382 + ... + 222481.

It is an arithmetic number, because the mean of its divisors is an integer number (3447696).

Almost surely, 2^22243150 is an apocalyptic number.

22243150 is a deficient number, since it is larger than the sum of its proper divisors (19129202).

22243150 is a wasteful number, since it uses less digits than its factorization.

22243150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444875 (or 444870 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22243150 is about 4716.2644115868. The cubic root of 22243150 is about 281.2324499337.

Adding to 22243150 its reverse (5134222), we get a palindrome (27377372).

The spelling of 22243150 in words is "twenty-two million, two hundred forty-three thousand, one hundred fifty".