6397934 has 4 divisors (see below), whose sum is σ = 9596904. Its totient is φ = 3198966.

The previous prime is 6397921. The next prime is 6397949. The reversal of 6397934 is 4397936.

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

It is a junction number, because it is equal to n+sod(n) for n = 6397891 and 6397900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599482 + ... + 1599485.

It is an arithmetic number, because the mean of its divisors is an integer number (2399226).

Almost surely, 2^6397934 is an apocalyptic number.

6397934 is a deficient number, since it is larger than the sum of its proper divisors (3198970).

6397934 is a wasteful number, since it uses less digits than its factorization.

6397934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198969.

The product of its digits is 122472, while the sum is 41.

The square root of 6397934 is about 2529.4137660731. The cubic root of 6397934 is about 185.6435730225.

The spelling of 6397934 in words is "six million, three hundred ninety-seven thousand, nine hundred thirty-four".