6366986 has 8 divisors (see below), whose sum is σ = 9567264. Its totient is φ = 3177900.

The previous prime is 6366977. The next prime is 6366989. The reversal of 6366986 is 6896636.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6366989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190 + ... + 3761.

It is an arithmetic number, because the mean of its divisors is an integer number (1195908).

Almost surely, 2^6366986 is an apocalyptic number.

6366986 is a deficient number, since it is larger than the sum of its proper divisors (3200278).

6366986 is a wasteful number, since it uses less digits than its factorization.

6366986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5596.

The product of its digits is 279936, while the sum is 44.

The square root of 6366986 is about 2523.2887270386. The cubic root of 6366986 is about 185.3437582195.

The spelling of 6366986 in words is "six million, three hundred sixty-six thousand, nine hundred eighty-six".