22242032 has 20 divisors (see below), whose sum is σ = 44259816. Its totient is φ = 10820160.

The previous prime is 22242023. The next prime is 22242037. The reversal of 22242032 is 23024222.

It is a self number, because there is not a number n which added to its sum of digits gives 22242032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22242037) 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, 18194 + ... + 19377.

Almost surely, 2^22242032 is an apocalyptic number.

It is an amenable number.

22242032 is a deficient number, since it is larger than the sum of its proper divisors (22017784).

22242032 is a wasteful number, since it uses less digits than its factorization.

22242032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37616 (or 37610 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 22242032 is about 4716.1458840880. The cubic root of 22242032 is about 281.2277380239.

Adding to 22242032 its reverse (23024222), we get a palindrome (45266254).

The spelling of 22242032 in words is "twenty-two million, two hundred forty-two thousand, thirty-two".