22212032 has 14 divisors (see below), whose sum is σ = 44077128. Its totient is φ = 11105984.

The previous prime is 22212019. The next prime is 22212049. The reversal of 22212032 is 23021222.

It is a junction number, because it is equal to n+sod(n) for n = 22211998 and 22212016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173468 + ... + 173595.

Almost surely, 2^22212032 is an apocalyptic number.

It is an amenable number.

22212032 is a deficient number, since it is larger than the sum of its proper divisors (21865096).

22212032 is an equidigital number, since it uses as much as digits as its factorization.

22212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347075 (or 347065 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 22212032 is about 4712.9642476896. The cubic root of 22212032 is about 281.1012413654.

Adding to 22212032 its reverse (23021222), we get a palindrome (45233254).

The spelling of 22212032 in words is "twenty-two million, two hundred twelve thousand, thirty-two".