12445746 has 16 divisors (see below), whose sum is σ = 25089024. Its totient is φ = 4115664.

The previous prime is 12445723. The next prime is 12445753. The reversal of 12445746 is 64754421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7405 + ... + 8928.

It is an arithmetic number, because the mean of its divisors is an integer number (1568064).

Almost surely, 2^12445746 is an apocalyptic number.

12445746 is an abundant number, since it is smaller than the sum of its proper divisors (12643278).

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

12445746 is a wasteful number, since it uses less digits than its factorization.

12445746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16465.

The product of its digits is 26880, while the sum is 33.

The square root of 12445746 is about 3527.8528880893. The cubic root of 12445746 is about 231.7431883807.

The spelling of 12445746 in words is "twelve million, four hundred forty-five thousand, seven hundred forty-six".