11922086 has 16 divisors (see below), whose sum is σ = 19645200. Its totient is φ = 5381280.

The previous prime is 11922059. The next prime is 11922089. The reversal of 11922086 is 68022911.

It is a super-2 number, since 2×11922086² = 284272269182792, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11922089) 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, 1460 + ... + 5096.

It is an arithmetic number, because the mean of its divisors is an integer number (1227825).

Almost surely, 2^11922086 is an apocalyptic number.

11922086 is a deficient number, since it is larger than the sum of its proper divisors (7723114).

11922086 is a wasteful number, since it uses less digits than its factorization.

11922086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3799.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 11922086 is about 3452.8373839496. The cubic root of 11922086 is about 228.4462763154.

Adding to 11922086 its reverse (68022911), we get a palindrome (79944997).

The spelling of 11922086 in words is "eleven million, nine hundred twenty-two thousand, eighty-six".