22164233 has 16 divisors (see below), whose sum is σ = 27476736. Its totient is φ = 17409600.

The previous prime is 22164227. The next prime is 22164239. The reversal of 22164233 is 33246122.

It is an interprime number because it is at equal distance from previous prime (22164227) and next prime (22164239).

It is not a de Polignac number, because 22164233 - 2¹⁶ = 22098697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22164199 and 22164208.

It is not an unprimeable number, because it can be changed into a prime (22164239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12935 + ... + 14547.

It is an arithmetic number, because the mean of its divisors is an integer number (1717296).

Almost surely, 2^22164233 is an apocalyptic number.

It is an amenable number.

22164233 is a deficient number, since it is larger than the sum of its proper divisors (5312503).

22164233 is a wasteful number, since it uses less digits than its factorization.

22164233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784.

The product of its digits is 1728, while the sum is 23.

The square root of 22164233 is about 4707.8905042492. The cubic root of 22164233 is about 280.8994587181.

The spelling of 22164233 in words is "twenty-two million, one hundred sixty-four thousand, two hundred thirty-three".