3722528318 has 32 divisors (see below), whose sum is σ = 6067724256. Its totient is φ = 1705955328.

The previous prime is 3722528297. The next prime is 3722528321. The reversal of 3722528318 is 8138252273.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512480 + ... + 519692.

It is an arithmetic number, because the mean of its divisors is an integer number (189616383).

Almost surely, 2^3722528318 is an apocalyptic number.

3722528318 is a deficient number, since it is larger than the sum of its proper divisors (2345195938).

3722528318 is a wasteful number, since it uses less digits than its factorization.

3722528318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7628.

The product of its digits is 161280, while the sum is 41.

The square root of 3722528318 is about 61012.5259106685. The cubic root of 3722528318 is about 1549.8131329354.

The spelling of 3722528318 in words is "three billion, seven hundred twenty-two million, five hundred twenty-eight thousand, three hundred eighteen".