6497942 has 16 divisors (see below), whose sum is σ = 10725264. Its totient is φ = 2952400.

The previous prime is 6497929. The next prime is 6497957. The reversal of 6497942 is 2497946.

It is a self number, because there is not a number n which added to its sum of digits gives 6497942.

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 in 7 ways as a sum of consecutive naturals, for example, 1442 + ... + 3882.

It is an arithmetic number, because the mean of its divisors is an integer number (670329).

Almost surely, 2^6497942 is an apocalyptic number.

6497942 is a deficient number, since it is larger than the sum of its proper divisors (4227322).

6497942 is a wasteful number, since it uses less digits than its factorization.

6497942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476 (or 2454 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 6497942 is about 2549.1061178382. The cubic root of 6497942 is about 186.6058595875.

The spelling of 6497942 in words is "six million, four hundred ninety-seven thousand, nine hundred forty-two".