6923872 has 12 divisors (see below), whose sum is σ = 13631436. Its totient is φ = 3461920.

The previous prime is 6923869. The next prime is 6923887. The reversal of 6923872 is 2783296.

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, 108154 + ... + 108217.

It is an arithmetic number, because the mean of its divisors is an integer number (1135953).

Almost surely, 2^6923872 is an apocalyptic number.

It is an amenable number.

6923872 is a deficient number, since it is larger than the sum of its proper divisors (6707564).

6923872 is a wasteful number, since it uses less digits than its factorization.

6923872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216381 (or 216373 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 6923872 is about 2631.3251414449. The cubic root of 6923872 is about 190.5971241868.

The spelling of 6923872 in words is "six million, nine hundred twenty-three thousand, eight hundred seventy-two".