6650086 has 4 divisors (see below), whose sum is σ = 9975132. Its totient is φ = 3325042.

The previous prime is 6650071. The next prime is 6650093. The reversal of 6650086 is 6800566.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1662520 + ... + 1662523.

It is an arithmetic number, because the mean of its divisors is an integer number (2493783).

Almost surely, 2^6650086 is an apocalyptic number.

6650086 is a deficient number, since it is larger than the sum of its proper divisors (3325046).

6650086 is a wasteful number, since it uses less digits than its factorization.

6650086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325045.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 6650086 is about 2578.7760662764. The cubic root of 6650086 is about 188.0510461959.

The spelling of 6650086 in words is "six million, six hundred fifty thousand, eighty-six".