22263132 has 24 divisors (see below), whose sum is σ = 55003536. Its totient is φ = 6984448.

The previous prime is 22263113. The next prime is 22263179. The reversal of 22263132 is 23136222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22263099 and 22263108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54363 + ... + 54770.

It is an arithmetic number, because the mean of its divisors is an integer number (2291814).

Almost surely, 2^22263132 is an apocalyptic number.

It is an amenable number.

22263132 is an abundant number, since it is smaller than the sum of its proper divisors (32740404).

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

22263132 is a wasteful number, since it uses less digits than its factorization.

22263132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109157 (or 109155 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 22263132 is about 4718.3823499161. The cubic root of 22263132 is about 281.3166392216.

Adding to 22263132 its reverse (23136222), we get a palindrome (45399354).

The spelling of 22263132 in words is "twenty-two million, two hundred sixty-three thousand, one hundred thirty-two".