6723678 has 16 divisors (see below), whose sum is σ = 14481936. Its totient is φ = 2068800.

The previous prime is 6723667. The next prime is 6723697. The reversal of 6723678 is 8763276.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an alternating number because its digits alternate between even and odd.

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, 43023 + ... + 43178.

It is an arithmetic number, because the mean of its divisors is an integer number (905121).

Almost surely, 2^6723678 is an apocalyptic number.

6723678 is an abundant number, since it is smaller than the sum of its proper divisors (7758258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6723678 is a wasteful number, since it uses less digits than its factorization.

6723678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86219.

The product of its digits is 84672, while the sum is 39.

The square root of 6723678 is about 2593.0055919724. The cubic root of 6723678 is about 188.7421808670.

The spelling of 6723678 in words is "six million, seven hundred twenty-three thousand, six hundred seventy-eight".