3940715432 has 8 divisors (see below), whose sum is σ = 7388841450. Its totient is φ = 1970357712.

The previous prime is 3940715399. The next prime is 3940715453. The reversal of 3940715432 is 2345170493.

3940715432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3515778436 + 424936996 = 59294^2 + 20614^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246294707 + ... + 246294722.

Almost surely, 2^3940715432 is an apocalyptic number.

It is an amenable number.

3940715432 is a deficient number, since it is larger than the sum of its proper divisors (3448126018).

3940715432 is a wasteful number, since it uses less digits than its factorization.

3940715432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492589435 (or 492589431 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 3940715432 is about 62775.1179369661. The cubic root of 3940715432 is about 1579.5196200242.

The spelling of 3940715432 in words is "three billion, nine hundred forty million, seven hundred fifteen thousand, four hundred thirty-two".