6723814 has 4 divisors (see below), whose sum is σ = 10085724. Its totient is φ = 3361906.

The previous prime is 6723803. The next prime is 6723863. The reversal of 6723814 is 4183276.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam 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 as a sum of consecutive naturals, namely, 1680952 + ... + 1680955.

It is an arithmetic number, because the mean of its divisors is an integer number (2521431).

Almost surely, 2^6723814 is an apocalyptic number.

6723814 is a deficient number, since it is larger than the sum of its proper divisors (3361910).

6723814 is a wasteful number, since it uses less digits than its factorization.

6723814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361909.

The product of its digits is 8064, while the sum is 31.

The square root of 6723814 is about 2593.0318162337. The cubic root of 6723814 is about 188.7434534226.

The spelling of 6723814 in words is "six million, seven hundred twenty-three thousand, eight hundred fourteen".