3998007882 has 40 divisors (see below), whose sum is σ = 9772912512. Its totient is φ = 1211517000.

The previous prime is 3998007877. The next prime is 3998007887. The reversal of 3998007882 is 2887008993.

It is an interprime number because it is at equal distance from previous prime (3998007877) and next prime (3998007887).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (3998007887) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1119994 + ... + 1123557.

Almost surely, 2^3998007882 is an apocalyptic number.

3998007882 is an abundant number, since it is smaller than the sum of its proper divisors (5774904630).

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

3998007882 is a wasteful number, since it uses less digits than its factorization.

3998007882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243576 (or 2243567 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The square root of 3998007882 is about 63229.8021663835. The cubic root of 3998007882 is about 1587.1374840244.

The spelling of 3998007882 in words is "three billion, nine hundred ninety-eight million, seven thousand, eight hundred eighty-two".