22112288 has 24 divisors (see below), whose sum is σ = 47491920. Its totient is φ = 10050880.

The previous prime is 22112287. The next prime is 22112309. The reversal of 22112288 is 88221122.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (22112281) 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, 31058 + ... + 31761.

It is an arithmetic number, because the mean of its divisors is an integer number (1978830).

Almost surely, 2^22112288 is an apocalyptic number.

It is an amenable number.

22112288 is an abundant number, since it is smaller than the sum of its proper divisors (25379632).

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

22112288 is a wasteful number, since it uses less digits than its factorization.

22112288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62840 (or 62832 counting only the distinct ones).

The product of its digits is 1024, while the sum is 26.

The square root of 22112288 is about 4702.3704660522. The cubic root of 22112288 is about 280.6798445889.

The spelling of 22112288 in words is "twenty-two million, one hundred twelve thousand, two hundred eighty-eight".