11922286 has 8 divisors (see below), whose sum is σ = 18099144. Its totient is φ = 5889240.

The previous prime is 11922283. The next prime is 11922293. The reversal of 11922286 is 68222911.

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

It is a super-3 number, since 3×11922286³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11922283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35745 + ... + 36076.

It is an arithmetic number, because the mean of its divisors is an integer number (2262393).

Almost surely, 2^11922286 is an apocalyptic number.

11922286 is a deficient number, since it is larger than the sum of its proper divisors (6176858).

11922286 is an equidigital number, since it uses as much as digits as its factorization.

11922286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71906.

The product of its digits is 3456, while the sum is 31.

The square root of 11922286 is about 3452.8663455164. The cubic root of 11922286 is about 228.4475537484.

The spelling of 11922286 in words is "eleven million, nine hundred twenty-two thousand, two hundred eighty-six".