6428086 has 16 divisors (see below), whose sum is σ = 11499264. Its totient is φ = 2634984.

The previous prime is 6428083. The next prime is 6428087. The reversal of 6428086 is 6808246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6428083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9660 + ... + 10303.

It is an arithmetic number, because the mean of its divisors is an integer number (718704).

Almost surely, 2^6428086 is an apocalyptic number.

6428086 is a deficient number, since it is larger than the sum of its proper divisors (5071178).

6428086 is a wasteful number, since it uses less digits than its factorization.

6428086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19995.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 6428086 is about 2535.3670345731. The cubic root of 6428086 is about 185.9347479902.

The spelling of 6428086 in words is "six million, four hundred twenty-eight thousand, eighty-six".