6485906 has 16 divisors (see below), whose sum is σ = 11356416. Its totient is φ = 2720256.

The previous prime is 6485881. The next prime is 6485923. The reversal of 6485906 is 6095846.

It is a self number, because there is not a number n which added to its sum of digits gives 6485906.

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 in 7 ways as a sum of consecutive naturals, for example, 4271 + ... + 5586.

It is an arithmetic number, because the mean of its divisors is an integer number (709776).

Almost surely, 2^6485906 is an apocalyptic number.

6485906 is a deficient number, since it is larger than the sum of its proper divisors (4870510).

6485906 is a wasteful number, since it uses less digits than its factorization.

6485906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9913.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 6485906 is about 2546.7441960275. The cubic root of 6485906 is about 186.4905730200.

The spelling of 6485906 in words is "six million, four hundred eighty-five thousand, nine hundred six".