22134768 has 40 divisors (see below), whose sum is σ = 57973968. Its totient is φ = 7276032.

The previous prime is 22134733. The next prime is 22134781. The reversal of 22134768 is 86743122.

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, 346 + ... + 6662.

Almost surely, 2^22134768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22134768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28986984).

22134768 is an abundant number, since it is smaller than the sum of its proper divisors (35839200).

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

22134768 is a wasteful number, since it uses less digits than its factorization.

22134768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6401 (or 6395 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 22134768 is about 4704.7601426640. The cubic root of 22134768 is about 280.7749281598.

The spelling of 22134768 in words is "twenty-two million, one hundred thirty-four thousand, seven hundred sixty-eight".