3956140732 has 24 divisors (see below), whose sum is σ = 7093185120. Its totient is φ = 1930091520.

The previous prime is 3956140709. The next prime is 3956140753. The reversal of 3956140732 is 2370416593.

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 in 7 ways as a sum of consecutive naturals, for example, 44257 + ... + 99352.

It is an arithmetic number, because the mean of its divisors is an integer number (295549380).

Almost surely, 2^3956140732 is an apocalyptic number.

It is an amenable number.

3956140732 is a deficient number, since it is larger than the sum of its proper divisors (3137044388).

3956140732 is a wasteful number, since it uses less digits than its factorization.

3956140732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143781 (or 143779 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 3956140732 is about 62897.8595184288. The cubic root of 3956140732 is about 1581.5778624061.

The spelling of 3956140732 in words is "three billion, nine hundred fifty-six million, one hundred forty thousand, seven hundred thirty-two".