12823946 has 4 divisors (see below), whose sum is σ = 19235922. Its totient is φ = 6411972.

The previous prime is 12823927. The next prime is 12823961. The reversal of 12823946 is 64932821.

12823946 is nontrivially palindromic in base 7.

12823946 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 can be written as a sum of positive squares in only one way, i.e., 7230721 + 5593225 = 2689^2 + 2365^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205985 + ... + 3205988.

Almost surely, 2^12823946 is an apocalyptic number.

12823946 is a deficient number, since it is larger than the sum of its proper divisors (6411976).

12823946 is an equidigital number, since it uses as much as digits as its factorization.

12823946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6411975.

The product of its digits is 20736, while the sum is 35.

The square root of 12823946 is about 3581.0537555306. The cubic root of 12823946 is about 234.0672001215.

The spelling of 12823946 in words is "twelve million, eight hundred twenty-three thousand, nine hundred forty-six".