12648782 has 8 divisors (see below), whose sum is σ = 20089296. Its totient is φ = 5952352.

The previous prime is 12648773. The next prime is 12648793. The reversal of 12648782 is 28784621.

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, 185978 + ... + 186045.

It is an arithmetic number, because the mean of its divisors is an integer number (2511162).

Almost surely, 2^12648782 is an apocalyptic number.

12648782 is a deficient number, since it is larger than the sum of its proper divisors (7440514).

12648782 is a wasteful number, since it uses less digits than its factorization.

12648782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372042.

The product of its digits is 43008, while the sum is 38.

The square root of 12648782 is about 3556.5126177198. The cubic root of 12648782 is about 232.9965922617.

The spelling of 12648782 in words is "twelve million, six hundred forty-eight thousand, seven hundred eighty-two".