12347146 has 8 divisors (see below), whose sum is σ = 21166560. Its totient is φ = 5291628.

The previous prime is 12347123. The next prime is 12347161. The reversal of 12347146 is 64174321.

12347146 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

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

12347146 is strictly pandigital in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440956 + ... + 440983.

It is an arithmetic number, because the mean of its divisors is an integer number (2645820).

Almost surely, 2^12347146 is an apocalyptic number.

12347146 is a deficient number, since it is larger than the sum of its proper divisors (8819414).

12347146 is an equidigital number, since it uses as much as digits as its factorization.

12347146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881948.

The product of its digits is 4032, while the sum is 28.

The square root of 12347146 is about 3513.8505944334. The cubic root of 12347146 is about 231.1295787928.

The spelling of 12347146 in words is "twelve million, three hundred forty-seven thousand, one hundred forty-six".