3198694 has 4 divisors (see below), whose sum is σ = 4798044. Its totient is φ = 1599346.

The previous prime is 3198683. The next prime is 3198719. The reversal of 3198694 is 4968913.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 799672 + ... + 799675.

It is an arithmetic number, because the mean of its divisors is an integer number (1199511).

Almost surely, 2^3198694 is an apocalyptic number.

3198694 is a deficient number, since it is larger than the sum of its proper divisors (1599350).

3198694 is a wasteful number, since it uses less digits than its factorization.

3198694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599349.

The product of its digits is 46656, while the sum is 40.

The square root of 3198694 is about 1788.4893066496. The cubic root of 3198694 is about 147.3412099463.

The spelling of 3198694 in words is "three million, one hundred ninety-eight thousand, six hundred ninety-four".