12662782 has 8 divisors (see below), whose sum is σ = 20720952. Its totient is φ = 5755800.

The previous prime is 12662753. The next prime is 12662791. The reversal of 12662782 is 28726621.

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

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, 287769 + ... + 287812.

It is an arithmetic number, because the mean of its divisors is an integer number (2590119).

Almost surely, 2^12662782 is an apocalyptic number.

12662782 is a deficient number, since it is larger than the sum of its proper divisors (8058170).

12662782 is a wasteful number, since it uses less digits than its factorization.

12662782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575594.

The product of its digits is 16128, while the sum is 34.

The square root of 12662782 is about 3558.4802936085. The cubic root of 12662782 is about 233.0825227900.

The spelling of 12662782 in words is "twelve million, six hundred sixty-two thousand, seven hundred eighty-two".