3275718528 has 64 divisors (see below), whose sum is σ = 8713227600. Its totient is φ = 1090387968.

The previous prime is 3275718499. The next prime is 3275718529. The reversal of 3275718528 is 8258175723.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3275718529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289750 + ... + 300842.

Almost surely, 2^3275718528 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 3275718528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4356613800).

3275718528 is an abundant number, since it is smaller than the sum of its proper divisors (5437509072).

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

3275718528 is a wasteful number, since it uses less digits than its factorization.

3275718528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11879 (or 11867 counting only the distinct ones).

The product of its digits is 940800, while the sum is 48.

The square root of 3275718528 is about 57233.8931752856. The cubic root of 3275718528 is about 1485.1450055094.

The spelling of 3275718528 in words is "three billion, two hundred seventy-five million, seven hundred eighteen thousand, five hundred twenty-eight".