12320826 has 32 divisors (see below), whose sum is σ = 29073408. Its totient is φ = 3406320.

The previous prime is 12320783. The next prime is 12320827. The reversal of 12320826 is 62802321.

It is a junction number, because it is equal to n+sod(n) for n = 12320796 and 12320805.

It is not an unprimeable number, because it can be changed into a prime (12320827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3430 + ... + 6033.

It is an arithmetic number, because the mean of its divisors is an integer number (908544).

Almost surely, 2^12320826 is an apocalyptic number.

12320826 is an abundant number, since it is smaller than the sum of its proper divisors (16752582).

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

12320826 is a wasteful number, since it uses less digits than its factorization.

12320826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9506.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 12320826 is about 3510.1034172799. The cubic root of 12320826 is about 230.9652315506.

The spelling of 12320826 in words is "twelve million, three hundred twenty thousand, eight hundred twenty-six".