22234388 has 12 divisors (see below), whose sum is σ = 42447552. Its totient is φ = 10106520.

The previous prime is 22234379. The next prime is 22234393. The reversal of 22234388 is 88343222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252620 + ... + 252707.

It is an arithmetic number, because the mean of its divisors is an integer number (3537296).

Almost surely, 2^22234388 is an apocalyptic number.

It is an amenable number.

22234388 is a deficient number, since it is larger than the sum of its proper divisors (20213164).

22234388 is a wasteful number, since it uses less digits than its factorization.

22234388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505342 (or 505340 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 22234388 is about 4715.3354069461. The cubic root of 22234388 is about 281.1955174795.

It can be divided in two parts, 22234 and 388, that added together give a palindrome (22622).

The spelling of 22234388 in words is "twenty-two million, two hundred thirty-four thousand, three hundred eighty-eight".