3315686724 has 135 divisors (see below), whose sum is σ = 10105132653. Its totient is φ = 945266112.

The previous prime is 3315686701. The next prime is 3315686753. The reversal of 3315686724 is 4276865133.

The square root of 3315686724 is 57582.

It is a perfect power (a square), and thus also a powerful number.

3315686724 is a `hidden beast` number, since 3 + 3 + 1 + 568 + 67 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2867602500 + 448084224 = 53550^2 + 21168^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3315686724.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 7255104 + ... + 7255560.

Almost surely, 2^3315686724 is an apocalyptic number.

3315686724 is the 57582-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3315686724

3315686724 is an abundant number, since it is smaller than the sum of its proper divisors (6789445929).

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

3315686724 is an equidigital number, since it uses as much as digits as its factorization.

3315686724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944 (or 469 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The cubic root of 3315686724 is about 1491.1608634215.

The spelling of 3315686724 in words is "three billion, three hundred fifteen million, six hundred eighty-six thousand, seven hundred twenty-four".