6931982 has 4 divisors (see below), whose sum is σ = 10397976. Its totient is φ = 3465990.

The previous prime is 6931961. The next prime is 6931997. The reversal of 6931982 is 2891396.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1732994 + ... + 1732997.

It is an arithmetic number, because the mean of its divisors is an integer number (2599494).

Almost surely, 2^6931982 is an apocalyptic number.

6931982 is a deficient number, since it is larger than the sum of its proper divisors (3465994).

6931982 is a wasteful number, since it uses less digits than its factorization.

6931982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465993.

The product of its digits is 23328, while the sum is 38.

The square root of 6931982 is about 2632.8657390760. The cubic root of 6931982 is about 190.6715112521.

The spelling of 6931982 in words is "six million, nine hundred thirty-one thousand, nine hundred eighty-two".