12346947 has 36 divisors (see below), whose sum is σ = 19539936. Its totient is φ = 7507200.

The previous prime is 12346931. The next prime is 12346967. The reversal of 12346947 is 74964321.

12346947 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12346947 - 2⁴ = 12346931 is a prime.

Its product of digits (36288) is a multiple of the sum of its prime divisors (168).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12346907) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 122197 + ... + 122297.

It is an arithmetic number, because the mean of its divisors is an integer number (542776).

Almost surely, 2^12346947 is an apocalyptic number.

12346947 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12346947 is a deficient number, since it is larger than the sum of its proper divisors (7192989).

12346947 is a wasteful number, since it uses less digits than its factorization.

12346947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 168 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 12346947 is about 3513.8222778052. The cubic root of 12346947 is about 231.1283370745.

The spelling of 12346947 in words is "twelve million, three hundred forty-six thousand, nine hundred forty-seven".