6487895 has 8 divisors (see below), whose sum is σ = 7855056. Its totient is φ = 5143936.

The previous prime is 6487879. The next prime is 6487903. The reversal of 6487895 is 5987846.

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 6487895 - 2⁴ = 6487879 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 5177 + ... + 6306.

It is an arithmetic number, because the mean of its divisors is an integer number (981882).

Almost surely, 2^6487895 is an apocalyptic number.

6487895 is a deficient number, since it is larger than the sum of its proper divisors (1367161).

6487895 is a wasteful number, since it uses less digits than its factorization.

6487895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11601.

The product of its digits is 483840, while the sum is 47.

The square root of 6487895 is about 2547.1346646772. The cubic root of 6487895 is about 186.5096344454.

The spelling of 6487895 in words is "six million, four hundred eighty-seven thousand, eight hundred ninety-five".