3931197376 has 56 divisors (see below), whose sum is σ = 8015721840. Its totient is φ = 1912184832.

The previous prime is 3931197343. The next prime is 3931197407. The reversal of 3931197376 is 6737911393.

It is a congruent number.

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, 360906 + ... + 371638.

It is an arithmetic number, because the mean of its divisors is an integer number (143137890).

Almost surely, 2^3931197376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3931197376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4007860920).

3931197376 is an abundant number, since it is smaller than the sum of its proper divisors (4084524464).

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

3931197376 is a wasteful number, since it uses less digits than its factorization.

3931197376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10901 (or 10891 counting only the distinct ones).

The product of its digits is 642978, while the sum is 49.

The square root of 3931197376 is about 62699.2613672601. The cubic root of 3931197376 is about 1578.2469174215.

The spelling of 3931197376 in words is "three billion, nine hundred thirty-one million, one hundred ninety-seven thousand, three hundred seventy-six".