6486538 has 8 divisors (see below), whose sum is σ = 9875232. Its totient is φ = 3194796.

The previous prime is 6486499. The next prime is 6486547. The reversal of 6486538 is 8356846.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6486538.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24070 + ... + 24337.

It is an arithmetic number, because the mean of its divisors is an integer number (1234404).

Almost surely, 2^6486538 is an apocalyptic number.

6486538 is a deficient number, since it is larger than the sum of its proper divisors (3388694).

6486538 is a wasteful number, since it uses less digits than its factorization.

6486538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48476.

The product of its digits is 138240, while the sum is 40.

The square root of 6486538 is about 2546.8682729973. The cubic root of 6486538 is about 186.4966301648.

The spelling of 6486538 in words is "six million, four hundred eighty-six thousand, five hundred thirty-eight".