6878558 has 8 divisors (see below), whose sum is σ = 10348128. Its totient is φ = 3429184.

The previous prime is 6878533. The next prime is 6878567. The reversal of 6878558 is 8558786.

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

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, 4166 + ... + 5577.

It is an arithmetic number, because the mean of its divisors is an integer number (1293516).

Almost surely, 2^6878558 is an apocalyptic number.

6878558 is a deficient number, since it is larger than the sum of its proper divisors (3469570).

6878558 is a wasteful number, since it uses less digits than its factorization.

6878558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10098.

The product of its digits is 537600, while the sum is 47.

The square root of 6878558 is about 2622.7005166431. The cubic root of 6878558 is about 190.1804195746.

The spelling of 6878558 in words is "six million, eight hundred seventy-eight thousand, five hundred fifty-eight".