3996073881 has 6 divisors (see below), whose sum is σ = 5772106730. Its totient is φ = 2664049248.

The previous prime is 3996073871. The next prime is 3996073891. The reversal of 3996073881 is 1883706993.

It is an interprime number because it is at equal distance from previous prime (3996073871) and next prime (3996073891).

It can be written as a sum of positive squares in only one way, i.e., 3941830656 + 54243225 = 62784^2 + 7365^2 .

It is not a de Polignac number, because 3996073881 - 2⁵ = 3996073849 is a prime.

It is a super-2 number, since 2×3996073881² = 31937212924820804322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3996073841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222004096 + ... + 222004113.

Almost surely, 2^3996073881 is an apocalyptic number.

It is an amenable number.

3996073881 is a deficient number, since it is larger than the sum of its proper divisors (1776032849).

3996073881 is a wasteful number, since it uses less digits than its factorization.

3996073881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444008215 (or 444008212 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 3996073881 is about 63214.5068872644. The cubic root of 3996073881 is about 1586.8815215003.

The spelling of 3996073881 in words is "three billion, nine hundred ninety-six million, seventy-three thousand, eight hundred eighty-one".