11922084 has 54 divisors (see below), whose sum is σ = 30982770. Its totient is φ = 3864960.

The previous prime is 11922059. The next prime is 11922089. The reversal of 11922084 is 48022911.

It can be written as a sum of positive squares in 3 ways, for example, as 1617984 + 10304100 = 1272^2 + 3210^2 .

It is not an unprimeable number, because it can be changed into a prime (11922089) 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 17 ways as a sum of consecutive naturals, for example, 133912 + ... + 134000.

It is an arithmetic number, because the mean of its divisors is an integer number (573755).

Almost surely, 2^11922084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11922084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15491385).

11922084 is an abundant number, since it is smaller than the sum of its proper divisors (19060686).

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

11922084 is a wasteful number, since it uses less digits than its factorization.

11922084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11922084 is about 3452.8370943327. The cubic root of 11922084 is about 228.4462635410.

Adding to 11922084 its reverse (48022911), we get a palindrome (59944995).

The spelling of 11922084 in words is "eleven million, nine hundred twenty-two thousand, eighty-four".