6879746 has 4 divisors (see below), whose sum is σ = 10319622. Its totient is φ = 3439872.

The previous prime is 6879683. The next prime is 6879797. The reversal of 6879746 is 6479786.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 4791721 + 2088025 = 2189^2 + 1445^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6879746.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1719935 + ... + 1719938.

Almost surely, 2^6879746 is an apocalyptic number.

6879746 is a deficient number, since it is larger than the sum of its proper divisors (3439876).

6879746 is a wasteful number, since it uses less digits than its factorization.

6879746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439875.

The product of its digits is 508032, while the sum is 47.

The square root of 6879746 is about 2622.9269909778. The cubic root of 6879746 is about 190.1913676703.

The spelling of 6879746 in words is "six million, eight hundred seventy-nine thousand, seven hundred forty-six".