12292022 has 4 divisors (see below), whose sum is σ = 18438036. Its totient is φ = 6146010.

The previous prime is 12292019. The next prime is 12292067. The reversal of 12292022 is 22029221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22029221 = 3643 ⋅6047.

It is a junction number, because it is equal to n+sod(n) for n = 12291985 and 12292003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3073004 + ... + 3073007.

It is an arithmetic number, because the mean of its divisors is an integer number (4609509).

Almost surely, 2^12292022 is an apocalyptic number.

12292022 is a deficient number, since it is larger than the sum of its proper divisors (6146014).

12292022 is an equidigital number, since it uses as much as digits as its factorization.

12292022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6146013.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12292022 is about 3505.9980034221. The cubic root of 12292022 is about 230.7851052726.

The spelling of 12292022 in words is "twelve million, two hundred ninety-two thousand, twenty-two".