22271160 has 32 divisors (see below), whose sum is σ = 66813840. Its totient is φ = 5938944.

The previous prime is 22271149. The next prime is 22271167. The reversal of 22271160 is 6117222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22271167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92677 + ... + 92916.

Almost surely, 2^22271160 is an apocalyptic number.

22271160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22271160 is an abundant number, since it is smaller than the sum of its proper divisors (44542680).

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

22271160 is a wasteful number, since it uses less digits than its factorization.

22271160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185607 (or 185603 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 22271160 is about 4719.2329885268. The cubic root of 22271160 is about 281.3504490584.

Adding to 22271160 its reverse (6117222), we get a palindrome (28388382).

The spelling of 22271160 in words is "twenty-two million, two hundred seventy-one thousand, one hundred sixty".