3991114884 has 24 divisors (see below), whose sum is σ = 9339448608. Its totient is φ = 1326536320.

The previous prime is 3991114877. The next prime is 3991114891. The reversal of 3991114884 is 4884111993.

3991114884 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3991114877) and next prime (3991114891).

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, 475077 + ... + 483404.

It is an arithmetic number, because the mean of its divisors is an integer number (389143692).

Almost surely, 2^3991114884 is an apocalyptic number.

It is an amenable number.

3991114884 is an abundant number, since it is smaller than the sum of its proper divisors (5348333724).

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

3991114884 is a wasteful number, since it uses less digits than its factorization.

3991114884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958835 (or 958833 counting only the distinct ones).

The product of its digits is 248832, while the sum is 48.

The square root of 3991114884 is about 63175.2711430667. The cubic root of 3991114884 is about 1586.2248270895.

The spelling of 3991114884 in words is "three billion, nine hundred ninety-one million, one hundred fourteen thousand, eight hundred eighty-four".