6878403 has 48 divisors (see below), whose sum is σ = 12220416. Its totient is φ = 3643200.

The previous prime is 6878401. The next prime is 6878407. The reversal of 6878403 is 3048786.

It is not a de Polignac number, because 6878403 - 2¹ = 6878401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6878401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68053 + ... + 68153.

It is an arithmetic number, because the mean of its divisors is an integer number (254592).

Almost surely, 2^6878403 is an apocalyptic number.

6878403 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

6878403 is a deficient number, since it is larger than the sum of its proper divisors (5342013).

6878403 is a wasteful number, since it uses less digits than its factorization.

6878403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 6878403 is about 2622.6709667818. The cubic root of 6878403 is about 190.1789910685.

The spelling of 6878403 in words is "six million, eight hundred seventy-eight thousand, four hundred three".