6868478 has 8 divisors (see below), whose sum is σ = 10471800. Its totient is φ = 3377880.

The previous prime is 6868457. The next prime is 6868489. The reversal of 6868478 is 8748686.

It is a happy number.

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, 28028 + ... + 28271.

It is an arithmetic number, because the mean of its divisors is an integer number (1308975).

Almost surely, 2^6868478 is an apocalyptic number.

6868478 is a deficient number, since it is larger than the sum of its proper divisors (3603322).

6868478 is a wasteful number, since it uses less digits than its factorization.

6868478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56362.

The product of its digits is 516096, while the sum is 47.

The square root of 6868478 is about 2620.7781287244. The cubic root of 6868478 is about 190.0874758788.

The spelling of 6868478 in words is "six million, eight hundred sixty-eight thousand, four hundred seventy-eight".