12406894 has 8 divisors (see below), whose sum is σ = 18625320. Its totient is φ = 6198456.

The previous prime is 12406883. The next prime is 12406897. The reversal of 12406894 is 49860421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12406897) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3337 + ... + 5995.

It is an arithmetic number, because the mean of its divisors is an integer number (2328165).

Almost surely, 2^12406894 is an apocalyptic number.

12406894 is a deficient number, since it is larger than the sum of its proper divisors (6218426).

12406894 is a wasteful number, since it uses less digits than its factorization.

12406894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4994.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 12406894 is about 3522.3421185342. The cubic root of 12406894 is about 231.5017920674.

The spelling of 12406894 in words is "twelve million, four hundred six thousand, eight hundred ninety-four".