3198744 has 64 divisors (see below), whose sum is σ = 9072000. Its totient is φ = 1044000.

The previous prime is 3198743. The next prime is 3198751. The reversal of 3198744 is 4478913.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 3198699 and 3198708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3198743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12619 + ... + 12869.

It is an arithmetic number, because the mean of its divisors is an integer number (141750).

Almost surely, 2^3198744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3198744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4536000).

3198744 is an abundant number, since it is smaller than the sum of its proper divisors (5873256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3198744 is a wasteful number, since it uses less digits than its factorization.

3198744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 315 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 3198744 is about 1788.5032848726. The cubic root of 3198744 is about 147.3419776578.

The spelling of 3198744 in words is "three million, one hundred ninety-eight thousand, seven hundred forty-four".