22165319 has 8 divisors (see below), whose sum is σ = 24254208. Its totient is φ = 20088760.

The previous prime is 22165303. The next prime is 22165321. The reversal of 22165319 is 91356122.

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 22165319 - 2⁴ = 22165303 is a prime.

It is a super-2 number, since 2×22165319² = 982602732743522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22165291 and 22165300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22165349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914 + ... + 6720.

It is an arithmetic number, because the mean of its divisors is an integer number (3031776).

Almost surely, 2^22165319 is an apocalyptic number.

22165319 is a deficient number, since it is larger than the sum of its proper divisors (2088889).

22165319 is a wasteful number, since it uses less digits than its factorization.

22165319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6165.

The product of its digits is 3240, while the sum is 29.

The square root of 22165319 is about 4708.0058411179. The cubic root of 22165319 is about 280.9040464673.

The spelling of 22165319 in words is "twenty-two million, one hundred sixty-five thousand, three hundred nineteen".