3931499612 has 6 divisors (see below), whose sum is σ = 6880124328. Its totient is φ = 1965749804.

The previous prime is 3931499603. The next prime is 3931499623. The reversal of 3931499612 is 2169941393.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491437448 + ... + 491437455.

It is an arithmetic number, because the mean of its divisors is an integer number (1146687388).

Almost surely, 2^3931499612 is an apocalyptic number.

It is an amenable number.

3931499612 is a deficient number, since it is larger than the sum of its proper divisors (2948624716).

3931499612 is a wasteful number, since it uses less digits than its factorization.

3931499612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982874907 (or 982874905 counting only the distinct ones).

The product of its digits is 314928, while the sum is 47.

The square root of 3931499612 is about 62701.6715247688. The cubic root of 3931499612 is about 1578.2873623348.

The spelling of 3931499612 in words is "three billion, nine hundred thirty-one million, four hundred ninety-nine thousand, six hundred twelve".