3960660692 has 12 divisors (see below), whose sum is σ = 6931658580. Its totient is φ = 1980186816.

The previous prime is 3960660673. The next prime is 3960660707. The reversal of 3960660692 is 2960660693.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1400705476 + 2559955216 = 37426^2 + 50596^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47984 + ... + 101112.

It is an arithmetic number, because the mean of its divisors is an integer number (577638215).

Almost surely, 2^3960660692 is an apocalyptic number.

It is an amenable number.

3960660692 is a deficient number, since it is larger than the sum of its proper divisors (2970997888).

3960660692 is a wasteful number, since it uses less digits than its factorization.

3960660692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71770 (or 71768 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 47.

The square root of 3960660692 is about 62933.7802138089. The cubic root of 3960660692 is about 1582.1799599546.

Subtracting from 3960660692 its reverse (2960660693), we obtain a palindrome (999999999).

The spelling of 3960660692 in words is "three billion, nine hundred sixty million, six hundred sixty thousand, six hundred ninety-two".