12946466 has 16 divisors (see below), whose sum is σ = 20979000. Its totient is φ = 5956608.

The previous prime is 12946463. The next prime is 12946471. The reversal of 12946466 is 66464921.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5499025 + 7447441 = 2345^2 + 2729^2 .

It is a super-2 number, since 2×12946466² = 335221963778312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12946463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11120 + ... + 12228.

Almost surely, 2^12946466 is an apocalyptic number.

12946466 is a deficient number, since it is larger than the sum of its proper divisors (8032534).

12946466 is a wasteful number, since it uses less digits than its factorization.

12946466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573.

The product of its digits is 62208, while the sum is 38.

The square root of 12946466 is about 3598.1197867775. The cubic root of 12946466 is about 234.8102648392.

The spelling of 12946466 in words is "twelve million, nine hundred forty-six thousand, four hundred sixty-six".