3971941898 has 32 divisors (see below), whose sum is σ = 6425395200. Its totient is φ = 1836085680.

The previous prime is 3971941873. The next prime is 3971941903. The reversal of 3971941898 is 8981491793.

3971941898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 1891253 + ... + 1893351.

It is an arithmetic number, because the mean of its divisors is an integer number (200793600).

Almost surely, 2^3971941898 is an apocalyptic number.

3971941898 is a deficient number, since it is larger than the sum of its proper divisors (2453453302).

3971941898 is a wasteful number, since it uses less digits than its factorization.

3971941898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482.

The product of its digits is 3919104, while the sum is 59.

The square root of 3971941898 is about 63023.3440718596. The cubic root of 3971941898 is about 1583.6807178488.

The spelling of 3971941898 in words is "three billion, nine hundred seventy-one million, nine hundred forty-one thousand, eight hundred ninety-eight".