6807946 has 4 divisors (see below), whose sum is σ = 10211922. Its totient is φ = 3403972.

The previous prime is 6807923. The next prime is 6807961. The reversal of 6807946 is 6497086.

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., 5978025 + 829921 = 2445^2 + 911^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6807899 and 6807908.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701985 + ... + 1701988.

Almost surely, 2^6807946 is an apocalyptic number.

6807946 is a deficient number, since it is larger than the sum of its proper divisors (3403976).

6807946 is a wasteful number, since it uses less digits than its factorization.

6807946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403975.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 6807946 is about 2609.2040932054. The cubic root of 6807946 is about 189.5274127654.

The spelling of 6807946 in words is "six million, eight hundred seven thousand, nine hundred forty-six".