3721887012 has 48 divisors (see below), whose sum is σ = 8934674112. Its totient is φ = 1205137920.

The previous prime is 3721886983. The next prime is 3721887023. The reversal of 3721887012 is 2107881273.

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, 98403 + ... + 130869.

It is an arithmetic number, because the mean of its divisors is an integer number (186139044).

Almost surely, 2^3721887012 is an apocalyptic number.

It is an amenable number.

3721887012 is an abundant number, since it is smaller than the sum of its proper divisors (5212787100).

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

3721887012 is a wasteful number, since it uses less digits than its factorization.

3721887012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32748 (or 32746 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 39.

The square root of 3721887012 is about 61007.2701569247. The cubic root of 3721887012 is about 1549.7241287732.

The spelling of 3721887012 in words is "three billion, seven hundred twenty-one million, eight hundred eighty-seven thousand, twelve".