11942022 has 8 divisors (see below), whose sum is σ = 23884056. Its totient is φ = 3980672.

The previous prime is 11942011. The next prime is 11942027. The reversal of 11942022 is 22024911.

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

11942022 is an admirable number.

It is a super-2 number, since 2×11942022² = 285223778896968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11942022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11942027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995163 + ... + 995174.

It is an arithmetic number, because the mean of its divisors is an integer number (2985507).

Almost surely, 2^11942022 is an apocalyptic number.

11942022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11942022 is a wasteful number, since it uses less digits than its factorization.

11942022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990342.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11942022 is about 3455.7230791833. The cubic root of 11942022 is about 228.5735406427.

Adding to 11942022 its reverse (22024911), we get a palindrome (33966933).

The spelling of 11942022 in words is "eleven million, nine hundred forty-two thousand, twenty-two".