11422166 has 8 divisors (see below), whose sum is σ = 19580880. Its totient is φ = 4895208.

The previous prime is 11422129. The next prime is 11422183. The reversal of 11422166 is 66122411.

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

It is a super-2 number, since 2×11422166² = 260931752263112, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 407921 + ... + 407948.

It is an arithmetic number, because the mean of its divisors is an integer number (2447610).

Almost surely, 2^11422166 is an apocalyptic number.

11422166 is a deficient number, since it is larger than the sum of its proper divisors (8158714).

11422166 is an equidigital number, since it uses as much as digits as its factorization.

11422166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815878.

The product of its digits is 576, while the sum is 23.

The square root of 11422166 is about 3379.6695104699. The cubic root of 11422166 is about 225.2074859722.

Adding to 11422166 its reverse (66122411), we get a palindrome (77544577).

The spelling of 11422166 in words is "eleven million, four hundred twenty-two thousand, one hundred sixty-six".