3198723528 has 384 divisors, whose sum is σ = 11417656320. Its totient is φ = 732695040.

The previous prime is 3198723523. The next prime is 3198723533. The reversal of 3198723528 is 8253278913.

It is a happy number.

3198723528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3198723523) and next prime (3198723533).

It is not an unprimeable number, because it can be changed into a prime (3198723523) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3867451 + ... + 3868277.

It is an arithmetic number, because the mean of its divisors is an integer number (29733480).

Almost surely, 2^3198723528 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 3198723528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5708828160).

3198723528 is an abundant number, since it is smaller than the sum of its proper divisors (8218932792).

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

3198723528 is a wasteful number, since it uses less digits than its factorization.

3198723528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 886 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 3198723528 is about 56557.2588444666. The cubic root of 3198723528 is about 1473.4166332697.

The spelling of 3198723528 in words is "three billion, one hundred ninety-eight million, seven hundred twenty-three thousand, five hundred twenty-eight".