22114520 has 32 divisors (see below), whose sum is σ = 50364720. Its totient is φ = 8737920.

The previous prime is 22114471. The next prime is 22114529. The reversal of 22114520 is 2541122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22114529) 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, 11 + ... + 6650.

Almost surely, 2^22114520 is an apocalyptic number.

22114520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22114520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25182360).

22114520 is an abundant number, since it is smaller than the sum of its proper divisors (28250200).

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

22114520 is a wasteful number, since it uses less digits than its factorization.

22114520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6755 (or 6751 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 22114520 is about 4702.6077871751. The cubic root of 22114520 is about 280.6892881516.

Adding to 22114520 its reverse (2541122), we get a palindrome (24655642).

It can be divided in two parts, 221 and 14520, that added together give a palindrome (14741).

The spelling of 22114520 in words is "twenty-two million, one hundred fourteen thousand, five hundred twenty".