12398706 has 48 divisors (see below), whose sum is σ = 27963936. Its totient is φ = 3967488.

The previous prime is 12398693. The next prime is 12398717. The reversal of 12398706 is 60789321.

12398706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64146 + ... + 64338.

It is an arithmetic number, because the mean of its divisors is an integer number (582582).

Almost surely, 2^12398706 is an apocalyptic number.

12398706 is an abundant number, since it is smaller than the sum of its proper divisors (15565230).

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

12398706 is a wasteful number, since it uses less digits than its factorization.

12398706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 12398706 is about 3521.1796318847. The cubic root of 12398706 is about 231.4508538869.

The spelling of 12398706 in words is "twelve million, three hundred ninety-eight thousand, seven hundred six".