20833122 has 16 divisors (see below), whose sum is σ = 41784192. Its totient is φ = 6924720.

The previous prime is 20833121. The next prime is 20833133. The reversal of 20833122 is 22133802.

It is not an unprimeable number, because it can be changed into a prime (20833121) 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, 2529 + ... + 6932.

It is an arithmetic number, because the mean of its divisors is an integer number (2611512).

Almost surely, 2^20833122 is an apocalyptic number.

20833122 is an abundant number, since it is smaller than the sum of its proper divisors (20951070).

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

20833122 is a wasteful number, since it uses less digits than its factorization.

20833122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9833.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 20833122 is about 4564.3314954109. The cubic root of 20833122 is about 275.1596736617.

Adding to 20833122 its reverse (22133802), we get a palindrome (42966924).

The spelling of 20833122 in words is "twenty million, eight hundred thirty-three thousand, one hundred twenty-two".