3938630832 has 100 divisors (see below), whose sum is σ = 11642263776. Its totient is φ = 1284923520.

The previous prime is 3938630827. The next prime is 3938630849. The reversal of 3938630832 is 2380368393.

3938630832 is a `hidden beast` number, since 3 + 9 + 3 + 8 + 630 + 8 + 3 + 2 = 666.

3938630832 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28582 + ... + 93242.

Almost surely, 2^3938630832 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 3938630832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5821131888).

3938630832 is an abundant number, since it is smaller than the sum of its proper divisors (7703632944).

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

3938630832 is a wasteful number, since it uses less digits than its factorization.

3938630832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64728 (or 64713 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 3938630832 is about 62758.5120282500. The cubic root of 3938630832 is about 1579.2410540782.

The spelling of 3938630832 in words is "three billion, nine hundred thirty-eight million, six hundred thirty thousand, eight hundred thirty-two".