12345706 has 32 divisors (see below), whose sum is σ = 21384000. Its totient is φ = 5306112.

The previous prime is 12345701. The next prime is 12345709. The reversal of 12345706 is 60754321.

12345706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12345701) 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, 18405 + ... + 19063.

It is an arithmetic number, because the mean of its divisors is an integer number (668250).

Almost surely, 2^12345706 is an apocalyptic number.

12345706 is a deficient number, since it is larger than the sum of its proper divisors (9038294).

12345706 is a wasteful number, since it uses less digits than its factorization.

12345706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 12345706 is about 3513.6456850400. The cubic root of 12345706 is about 231.1205931932.

The spelling of 12345706 in words is "twelve million, three hundred forty-five thousand, seven hundred six".