3925316688 has 80 divisors (see below), whose sum is σ = 10224851520. Its totient is φ = 1297594368.

The previous prime is 3925316683. The next prime is 3925316693. The reversal of 3925316688 is 8866135293.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3925316683) and next prime (3925316693).

It is a super-2 number, since 2×3925316688² = 30816222202182578688, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3925316688.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925316683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3671418 + ... + 3672486.

It is an arithmetic number, because the mean of its divisors is an integer number (127810644).

Almost surely, 2^3925316688 is an apocalyptic number.

It is an amenable number.

3925316688 is an abundant number, since it is smaller than the sum of its proper divisors (6299534832).

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

3925316688 is a wasteful number, since it uses less digits than its factorization.

3925316688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1638 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 3925316688 is about 62652.3478251214. The cubic root of 3925316688 is about 1577.4595568472.

The spelling of 3925316688 in words is "three billion, nine hundred twenty-five million, three hundred sixteen thousand, six hundred eighty-eight".