22321060 has 12 divisors (see below), whose sum is σ = 46874268. Its totient is φ = 8928416.

The previous prime is 22321043. The next prime is 22321069. The reversal of 22321060 is 6012322.

It can be written as a sum of positive squares in 2 ways, for example, as 3154176 + 19166884 = 1776^2 + 4378^2 .

It is a super-3 number, since 3×22321060³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22321069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558007 + ... + 558046.

It is an arithmetic number, because the mean of its divisors is an integer number (3906189).

Almost surely, 2^22321060 is an apocalyptic number.

22321060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22321060 is an abundant number, since it is smaller than the sum of its proper divisors (24553208).

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

22321060 is a wasteful number, since it uses less digits than its factorization.

22321060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116062 (or 1116060 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 22321060 is about 4724.5169065207. The cubic root of 22321060 is about 281.5604203853.

Adding to 22321060 its reverse (6012322), we get a palindrome (28333382).

The spelling of 22321060 in words is "twenty-two million, three hundred twenty-one thousand, sixty".