12286946 has 16 divisors (see below), whose sum is σ = 21494400. Its totient is φ = 5265540.

The previous prime is 12286933. The next prime is 12286951. The reversal of 12286946 is 64968221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8270 + ... + 9641.

It is an arithmetic number, because the mean of its divisors is an integer number (1343400).

Almost surely, 2^12286946 is an apocalyptic number.

12286946 is a deficient number, since it is larger than the sum of its proper divisors (9207454).

12286946 is an equidigital number, since it uses as much as digits as its factorization.

12286946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17934 (or 17920 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 12286946 is about 3505.2740263780. The cubic root of 12286946 is about 230.7533332695.

The spelling of 12286946 in words is "twelve million, two hundred eighty-six thousand, nine hundred forty-six".