22094643 has 8 divisors (see below), whose sum is σ = 29484288. Its totient is φ = 14717384.

The previous prime is 22094621. The next prime is 22094669. The reversal of 22094643 is 34649022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22094643 - 2¹⁶ = 22029107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22094643.

It is not an unprimeable number, because it can be changed into a prime (22094603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2530 + ... + 7112.

It is an arithmetic number, because the mean of its divisors is an integer number (3685536).

Almost surely, 2^22094643 is an apocalyptic number.

22094643 is a deficient number, since it is larger than the sum of its proper divisors (7389645).

22094643 is a wasteful number, since it uses less digits than its factorization.

22094643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 22094643 is about 4700.4939102184. The cubic root of 22094643 is about 280.6051664463.

The spelling of 22094643 in words is "twenty-two million, ninety-four thousand, six hundred forty-three".