3729837668 has 12 divisors (see below), whose sum is σ = 6752292540. Its totient is φ = 1800611232.

The previous prime is 3729837667. The next prime is 3729837707. The reversal of 3729837668 is 8667389273.

3729837668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1202563684 + 2527273984 = 34678^2 + 50272^2 .

It is not an unprimeable number, because it can be changed into a prime (3729837667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16076771 + ... + 16077002.

It is an arithmetic number, because the mean of its divisors is an integer number (562691045).

Almost surely, 2^3729837668 is an apocalyptic number.

It is an amenable number.

3729837668 is a deficient number, since it is larger than the sum of its proper divisors (3022454872).

3729837668 is a wasteful number, since it uses less digits than its factorization.

3729837668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32153806 (or 32153804 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 59.

The square root of 3729837668 is about 61072.3969400252. The cubic root of 3729837668 is about 1550.8268454185.

The spelling of 3729837668 in words is "three billion, seven hundred twenty-nine million, eight hundred thirty-seven thousand, six hundred sixty-eight".