12653822 has 4 divisors (see below), whose sum is σ = 18980736. Its totient is φ = 6326910.

The previous prime is 12653819. The next prime is 12653827. The reversal of 12653822 is 22835621.

12653822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12653822² = 320238422415368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12653827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3163454 + ... + 3163457.

It is an arithmetic number, because the mean of its divisors is an integer number (4745184).

Almost surely, 2^12653822 is an apocalyptic number.

12653822 is a deficient number, since it is larger than the sum of its proper divisors (6326914).

12653822 is an equidigital number, since it uses as much as digits as its factorization.

12653822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326913.

The product of its digits is 5760, while the sum is 29.

The square root of 12653822 is about 3557.2211064256. The cubic root of 12653822 is about 233.0275345529.

The spelling of 12653822 in words is "twelve million, six hundred fifty-three thousand, eight hundred twenty-two".