3189994 has 8 divisors (see below), whose sum is σ = 4829220. Its totient is φ = 1580256.

The previous prime is 3189983. The next prime is 3189997. The reversal of 3189994 is 4999813.

3189994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2975625 + 214369 = 1725^2 + 463^2 .

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3189994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3189997) 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, 7099 + ... + 7534.

Almost surely, 2^3189994 is an apocalyptic number.

3189994 is a deficient number, since it is larger than the sum of its proper divisors (1639226).

3189994 is a wasteful number, since it uses less digits than its factorization.

3189994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14744.

The product of its digits is 69984, while the sum is 43.

The square root of 3189994 is about 1786.0554302709. The cubic root of 3189994 is about 147.2075061646.

The spelling of 3189994 in words is "three million, one hundred eighty-nine thousand, nine hundred ninety-four".