3932318646 has 24 divisors (see below), whose sum is σ = 8529707160. Its totient is φ = 1309283136.

The previous prime is 3932318633. The next prime is 3932318647. The reversal of 3932318646 is 6468132393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3932318647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107811 + ... + 139598.

It is an arithmetic number, because the mean of its divisors is an integer number (355404465).

Almost surely, 2^3932318646 is an apocalyptic number.

3932318646 is an abundant number, since it is smaller than the sum of its proper divisors (4597388514).

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

3932318646 is a wasteful number, since it uses less digits than its factorization.

3932318646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248300 (or 248297 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 3932318646 is about 62708.2023821446. The cubic root of 3932318646 is about 1578.3969542110.

The spelling of 3932318646 in words is "three billion, nine hundred thirty-two million, three hundred eighteen thousand, six hundred forty-six".