3679729728 has 112 divisors (see below), whose sum is σ = 10097170560. Its totient is φ = 1181286400.

The previous prime is 3679729723. The next prime is 3679729789. The reversal of 3679729728 is 8279279763.

It is a super-2 number, since 2×3679729728² = 27080821742253907968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3679729723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3568573 + ... + 3569603.

Almost surely, 2^3679729728 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 3679729728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5048585280).

3679729728 is an abundant number, since it is smaller than the sum of its proper divisors (6417440832).

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

3679729728 is a wasteful number, since it uses less digits than its factorization.

3679729728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716 (or 1706 counting only the distinct ones).

The product of its digits is 16003008, while the sum is 60.

The square root of 3679729728 is about 60660.7758605180. The cubic root of 3679729728 is about 1543.8507287659.

The spelling of 3679729728 in words is "three billion, six hundred seventy-nine million, seven hundred twenty-nine thousand, seven hundred twenty-eight".