6006685 has 4 divisors (see below), whose sum is σ = 7208028. Its totient is φ = 4805344.

The previous prime is 6006677. The next prime is 6006697. The reversal of 6006685 is 5866006.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4756761 + 1249924 = 2181^2 + 1118^2 .

It is a cyclic number.

It is not a de Polignac number, because 6006685 - 2³ = 6006677 is a prime.

It is an Ulam number.

It is a Duffinian number.

6006685 is a lucky number.

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, 600664 + ... + 600673.

It is an arithmetic number, because the mean of its divisors is an integer number (1802007).

Almost surely, 2^6006685 is an apocalyptic number.

It is an amenable number.

6006685 is a deficient number, since it is larger than the sum of its proper divisors (1201343).

6006685 is a wasteful number, since it uses less digits than its factorization.

6006685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201342.

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

The square root of 6006685 is about 2450.8539328161. The cubic root of 6006685 is about 181.7795200750.

It can be divided in two parts, 60066 and 85, that multiplied together give a triangular number (5105610 = T₃₁₉₅).

The spelling of 6006685 in words is "six million, six thousand, six hundred eighty-five".