3197312 has 16 divisors (see below), whose sum is σ = 6369900. Its totient is φ = 1598592.

The previous prime is 3197287. The next prime is 3197321. The reversal of 3197312 is 2137913.

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12362 + ... + 12617.

Almost surely, 2^3197312 is an apocalyptic number.

3197312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3197312 is a deficient number, since it is larger than the sum of its proper divisors (3172588).

3197312 is an equidigital number, since it uses as much as digits as its factorization.

3197312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24993 (or 24981 counting only the distinct ones).

The product of its digits is 1134, while the sum is 26.

The square root of 3197312 is about 1788.1029053161. The cubic root of 3197312 is about 147.3199872343.

The spelling of 3197312 in words is "three million, one hundred ninety-seven thousand, three hundred twelve".