6877947 has 8 divisors (see below), whose sum is σ = 9197056. Its totient is φ = 4572072.

The previous prime is 6877921. The next prime is 6877957. The reversal of 6877947 is 7497786.

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

It is not a de Polignac number, because 6877947 - 2⁶ = 6877883 is a prime.

It is a Duffinian number.

6877947 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6877896 and 6877905.

It is not an unprimeable number, because it can be changed into a prime (6877907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2023 + ... + 4224.

It is an arithmetic number, because the mean of its divisors is an integer number (1149632).

Almost surely, 2^6877947 is an apocalyptic number.

6877947 is a deficient number, since it is larger than the sum of its proper divisors (2319109).

6877947 is a wasteful number, since it uses less digits than its factorization.

6877947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6617.

The product of its digits is 592704, while the sum is 48.

The square root of 6877947 is about 2622.5840310655. The cubic root of 6877947 is about 190.1747883712.

The spelling of 6877947 in words is "six million, eight hundred seventy-seven thousand, nine hundred forty-seven".