11822922 has 72 divisors (see below), whose sum is σ = 28696356. Its totient is φ = 3639168.

The previous prime is 11822911. The next prime is 11822927. The reversal of 11822922 is 22922811.

11822922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11029041 + 793881 = 3321^2 + 891^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (1152) is a multiple of the sum of its prime factors (96).

It is not an unprimeable number, because it can be changed into a prime (11822927) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 223048 + ... + 223100.

Almost surely, 2^11822922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11822922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14348178).

11822922 is an abundant number, since it is smaller than the sum of its proper divisors (16873434).

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

11822922 is an frugal number, since it uses more digits than its factorization.

11822922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 75 counting only the distinct ones).

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

The square root of 11822922 is about 3438.4476148402. The cubic root of 11822922 is about 227.8111316790.

The spelling of 11822922 in words is "eleven million, eight hundred twenty-two thousand, nine hundred twenty-two".