3196643 has 4 divisors (see below), whose sum is σ = 3226080. Its totient is φ = 3167208.

The previous prime is 3196639. The next prime is 3196649. The reversal of 3196643 is 3466913.

It is a happy number.

3196643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3196643 - 2² = 3196639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3196649) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14555 + ... + 14772.

It is an arithmetic number, because the mean of its divisors is an integer number (806520).

Almost surely, 2^3196643 is an apocalyptic number.

3196643 is a deficient number, since it is larger than the sum of its proper divisors (29437).

3196643 is a wasteful number, since it uses less digits than its factorization.

3196643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29436.

The product of its digits is 11664, while the sum is 32.

The square root of 3196643 is about 1787.9158257591. The cubic root of 3196643 is about 147.3097115250.

The spelling of 3196643 in words is "three million, one hundred ninety-six thousand, six hundred forty-three".