3194643 has 8 divisors (see below), whose sum is σ = 4397056. Its totient is φ = 2061000.

The previous prime is 3194629. The next prime is 3194647. The reversal of 3194643 is 3464913.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3194643 - 2⁹ = 3194131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3194643.

It is not an unprimeable number, because it can be changed into a prime (3194647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17083 + ... + 17268.

It is an arithmetic number, because the mean of its divisors is an integer number (549632).

Almost surely, 2^3194643 is an apocalyptic number.

3194643 is a deficient number, since it is larger than the sum of its proper divisors (1202413).

3194643 is a wasteful number, since it uses less digits than its factorization.

3194643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34385.

The product of its digits is 7776, while the sum is 30.

The square root of 3194643 is about 1787.3564278006. The cubic root of 3194643 is about 147.2789833634.

The spelling of 3194643 in words is "three million, one hundred ninety-four thousand, six hundred forty-three".