22050906 has 32 divisors (see below), whose sum is σ = 47132160. Its totient is φ = 6857136.

The previous prime is 22050901. The next prime is 22050911. The reversal of 22050906 is 60905022.

It is an interprime number because it is at equal distance from previous prime (22050901) and next prime (22050911).

It is not an unprimeable number, because it can be changed into a prime (22050901) 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 15 ways as a sum of consecutive naturals, for example, 6195 + ... + 9081.

It is an arithmetic number, because the mean of its divisors is an integer number (1472880).

Almost surely, 2^22050906 is an apocalyptic number.

22050906 is an abundant number, since it is smaller than the sum of its proper divisors (25081254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22050906 is a wasteful number, since it uses less digits than its factorization.

22050906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2978.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 22050906 is about 4695.8392221199. The cubic root of 22050906 is about 280.4198887265.

Adding to 22050906 its reverse (60905022), we get a palindrome (82955928).

The spelling of 22050906 in words is "twenty-two million, fifty thousand, nine hundred six".