6923656 has 8 divisors (see below), whose sum is σ = 12981870. Its totient is φ = 3461824.

The previous prime is 6923627. The next prime is 6923669. The reversal of 6923656 is 6563296.

It can be written as a sum of positive squares in only one way, i.e., 6812100 + 111556 = 2610^2 + 334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432721 + ... + 432736.

Almost surely, 2^6923656 is an apocalyptic number.

It is an amenable number.

6923656 is a deficient number, since it is larger than the sum of its proper divisors (6058214).

6923656 is a wasteful number, since it uses less digits than its factorization.

6923656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865463 (or 865459 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 6923656 is about 2631.2840971662. The cubic root of 6923656 is about 190.5951421837.

The spelling of 6923656 in words is "six million, nine hundred twenty-three thousand, six hundred fifty-six".