3888149772 has 24 divisors (see below), whose sum is σ = 9770222896. Its totient is φ = 1196353728.

The previous prime is 3888149767. The next prime is 3888149789. The reversal of 3888149772 is 2779418883.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12461863 + ... + 12462174.

Almost surely, 2^3888149772 is an apocalyptic number.

It is an amenable number.

3888149772 is an abundant number, since it is smaller than the sum of its proper divisors (5882073124).

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

3888149772 is a wasteful number, since it uses less digits than its factorization.

3888149772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24924057 (or 24924055 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 57.

The square root of 3888149772 is about 62355.0300456988. The cubic root of 3888149772 is about 1572.4650272990.

The spelling of 3888149772 in words is "three billion, eight hundred eighty-eight million, one hundred forty-nine thousand, seven hundred seventy-two".