12022296 has 128 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 3225600.

The previous prime is 12022291. The next prime is 12022303. The reversal of 12022296 is 69222021.

12022296 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12022296² = 289071202223232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106336 + ... + 106448.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

Almost surely, 2^12022296 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 12022296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18385920).

12022296 is an abundant number, since it is smaller than the sum of its proper divisors (24749544).

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

12022296 is a wasteful number, since it uses less digits than its factorization.

12022296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 12022296 is about 3467.3182720944. The cubic root of 12022296 is about 229.0845527222.

The spelling of 12022296 in words is "twelve million, twenty-two thousand, two hundred ninety-six".