6171996 has 12 divisors (see below), whose sum is σ = 14401352. Its totient is φ = 2057328.

The previous prime is 6171967. The next prime is 6172021. The reversal of 6171996 is 6991716.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257155 + ... + 257178.

Almost surely, 2^6171996 is an apocalyptic number.

It is an amenable number.

6171996 is an abundant number, since it is smaller than the sum of its proper divisors (8229356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6171996 is a wasteful number, since it uses less digits than its factorization.

6171996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514340 (or 514338 counting only the distinct ones).

The product of its digits is 20412, while the sum is 39.

The square root of 6171996 is about 2484.3502168575. The cubic root of 6171996 is about 183.4320467477.

The spelling of 6171996 in words is "six million, one hundred seventy-one thousand, nine hundred ninety-six".