6723894 has 8 divisors (see below), whose sum is σ = 13447800. Its totient is φ = 2241296.

The previous prime is 6723881. The next prime is 6723901. The reversal of 6723894 is 4983276.

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

6723894 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 560319 + ... + 560330.

It is an arithmetic number, because the mean of its divisors is an integer number (1680975).

Almost surely, 2^6723894 is an apocalyptic number.

6723894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6723894 is a wasteful number, since it uses less digits than its factorization.

6723894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120654.

The product of its digits is 72576, while the sum is 39.

The square root of 6723894 is about 2593.0472421458. The cubic root of 6723894 is about 188.7442019768.

The spelling of 6723894 in words is "six million, seven hundred twenty-three thousand, eight hundred ninety-four".