3971310398 has 16 divisors (see below), whose sum is σ = 6880773744. Its totient is φ = 1698956160.

The previous prime is 3971310383. The next prime is 3971310401. The reversal of 3971310398 is 8930131793.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5308865 + ... + 5309612.

It is an arithmetic number, because the mean of its divisors is an integer number (430048359).

Almost surely, 2^3971310398 is an apocalyptic number.

3971310398 is a deficient number, since it is larger than the sum of its proper divisors (2909463346).

3971310398 is a wasteful number, since it uses less digits than its factorization.

3971310398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618507.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 3971310398 is about 63018.3338243721. Note that the first 3 decimals coincide. The cubic root of 3971310398 is about 1583.5967834740.

The spelling of 3971310398 in words is "three billion, nine hundred seventy-one million, three hundred ten thousand, three hundred ninety-eight".