3198371 has 4 divisors (see below), whose sum is σ = 3489144. Its totient is φ = 2907600.

The previous prime is 3198359. The next prime is 3198389. The reversal of 3198371 is 1738913.

Added to its reverse (1738913) it gives a square (4937284 = 2222²).

3198371 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 a de Polignac number, because none of the positive numbers 2^k-3198371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3198341) 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, 145370 + ... + 145391.

It is an arithmetic number, because the mean of its divisors is an integer number (872286).

Almost surely, 2^3198371 is an apocalyptic number.

3198371 is a deficient number, since it is larger than the sum of its proper divisors (290773).

3198371 is a wasteful number, since it uses less digits than its factorization.

3198371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290772.

The product of its digits is 4536, while the sum is 32.

The square root of 3198371 is about 1788.3990046967. The cubic root of 3198371 is about 147.3362503375.

Adding to 3198371 its reverse (1738913), we get a square (4937284 = 2222²).

The spelling of 3198371 in words is "three million, one hundred ninety-eight thousand, three hundred seventy-one".