22243983 has 8 divisors (see below), whose sum is σ = 29947008. Its totient is φ = 14685144.

The previous prime is 22243891. The next prime is 22243987. The reversal of 22243983 is 38934222.

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

It is not a de Polignac number, because 22243983 - 2¹⁰ = 22242959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35685 + ... + 36302.

It is an arithmetic number, because the mean of its divisors is an integer number (3743376).

Almost surely, 2^22243983 is an apocalyptic number.

22243983 is a deficient number, since it is larger than the sum of its proper divisors (7703025).

22243983 is a wasteful number, since it uses less digits than its factorization.

22243983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72093.

The product of its digits is 20736, while the sum is 33.

The square root of 22243983 is about 4716.3527221784. The cubic root of 22243983 is about 281.2359605831.

The spelling of 22243983 in words is "twenty-two million, two hundred forty-three thousand, nine hundred eighty-three".