6384985 has 8 divisors (see below), whose sum is σ = 7678080. Its totient is φ = 5097264.

The previous prime is 6384953. The next prime is 6384991. The reversal of 6384985 is 5894836.

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

It is a cyclic number.

It is not a de Polignac number, because 6384985 - 2⁵ = 6384953 is a prime.

It is a d-powerful number, because it can be written as 6⁴ + 3¹¹ + 8⁷ + 4³ + 9⁵ + 8⁷ + 5⁹ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2064 + ... + 4126.

It is an arithmetic number, because the mean of its divisors is an integer number (959760).

Almost surely, 2^6384985 is an apocalyptic number.

It is an amenable number.

6384985 is a deficient number, since it is larger than the sum of its proper divisors (1293095).

6384985 is a wasteful number, since it uses less digits than its factorization.

6384985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687.

The product of its digits is 207360, while the sum is 43.

The square root of 6384985 is about 2526.8527855813. The cubic root of 6384985 is about 185.5182449488.

The spelling of 6384985 in words is "six million, three hundred eighty-four thousand, nine hundred eighty-five".