3931695612 has 240 divisors, whose sum is σ = 11828592160. Its totient is φ = 1128701952.

The previous prime is 3931695611. The next prime is 3931695613. The reversal of 3931695612 is 2165961393.

It is an interprime number because it is at equal distance from previous prime (3931695611) and next prime (3931695613).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3931695611) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 5841708 + ... + 5842380.

Almost surely, 2^3931695612 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 3931695612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5914296080).

3931695612 is an abundant number, since it is smaller than the sum of its proper divisors (7896896548).

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

3931695612 is a wasteful number, since it uses less digits than its factorization.

3931695612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794 (or 783 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 3931695612 is about 62703.2344620276. The cubic root of 3931695612 is about 1578.3135897470.

The spelling of 3931695612 in words is "three billion, nine hundred thirty-one million, six hundred ninety-five thousand, six hundred twelve".