22340212 has 24 divisors (see below), whose sum is σ = 40974080. Its totient is φ = 10644480.

The previous prime is 22340161. The next prime is 22340249. The reversal of 22340212 is 21204322.

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, 6964 + ... + 9652.

Almost surely, 2^22340212 is an apocalyptic number.

It is an amenable number.

22340212 is a deficient number, since it is larger than the sum of its proper divisors (18633868).

22340212 is a wasteful number, since it uses less digits than its factorization.

22340212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22340212 is about 4726.5433458290. The cubic root of 22340212 is about 281.6409258754.

Adding to 22340212 its reverse (21204322), we get a palindrome (43544534).

The spelling of 22340212 in words is "twenty-two million, three hundred forty thousand, two hundred twelve".