22241506 has 16 divisors (see below), whose sum is σ = 39786624. Its totient is φ = 9117504.

The previous prime is 22241501. The next prime is 22241507. The reversal of 22241506 is 60514222.

It is not an unprimeable number, because it can be changed into a prime (22241501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34215 + ... + 34858.

It is an arithmetic number, because the mean of its divisors is an integer number (2486664).

Almost surely, 2^22241506 is an apocalyptic number.

22241506 is a deficient number, since it is larger than the sum of its proper divisors (17545118).

22241506 is a wasteful number, since it uses less digits than its factorization.

22241506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69105.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 22241506 is about 4716.0901178837. The cubic root of 22241506 is about 281.2255210959.

Adding to 22241506 its reverse (60514222), we get a palindrome (82755728).

The spelling of 22241506 in words is "twenty-two million, two hundred forty-one thousand, five hundred six".