22164263 has 8 divisors (see below), whose sum is σ = 24220416. Its totient is φ = 20115000.

The previous prime is 22164253. The next prime is 22164343. The reversal of 22164263 is 36246122.

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 22164263 - 2⁶ = 22164199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22164253) 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, 6920 + ... + 9602.

It is an arithmetic number, because the mean of its divisors is an integer number (3027552).

Almost surely, 2^22164263 is an apocalyptic number.

22164263 is a deficient number, since it is larger than the sum of its proper divisors (2056153).

22164263 is a wasteful number, since it uses less digits than its factorization.

22164263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445.

The product of its digits is 3456, while the sum is 26.

The square root of 22164263 is about 4707.8936903885. The cubic root of 22164263 is about 280.8995854535.

The spelling of 22164263 in words is "twenty-two million, one hundred sixty-four thousand, two hundred sixty-three".