12982646 has 8 divisors (see below), whose sum is σ = 19926984. Its totient is φ = 6340320.

The previous prime is 12982621. The next prime is 12982667. The reversal of 12982646 is 64628921.

12982646 is digitally balanced in base 2, because in such base 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.

It is a super-2 number, since 2×12982646² = 337098194322632, which contains 22 as substring.

It is a congruent number.

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, 75395 + ... + 75566.

It is an arithmetic number, because the mean of its divisors is an integer number (2490873).

Almost surely, 2^12982646 is an apocalyptic number.

12982646 is a deficient number, since it is larger than the sum of its proper divisors (6944338).

12982646 is a wasteful number, since it uses less digits than its factorization.

12982646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151006.

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

The square root of 12982646 is about 3603.1439049808. The cubic root of 12982646 is about 235.0287938160.

The spelling of 12982646 in words is "twelve million, nine hundred eighty-two thousand, six hundred forty-six".