3969931368 has 64 divisors (see below), whose sum is σ = 10782959040. Its totient is φ = 1210696704.

The previous prime is 3969931367. The next prime is 3969931373. The reversal of 3969931368 is 8631399693.

It is not an unprimeable number, because it can be changed into a prime (3969931363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21046 + ... + 91557.

It is an arithmetic number, because the mean of its divisors is an integer number (168483735).

Almost surely, 2^3969931368 is an apocalyptic number.

It is an amenable number.

3969931368 is an abundant number, since it is smaller than the sum of its proper divisors (6813027672).

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

3969931368 is a wasteful number, since it uses less digits than its factorization.

3969931368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112738 (or 112734 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 57.

The square root of 3969931368 is about 63007.3913759330. The cubic root of 3969931368 is about 1583.4134619270.

The spelling of 3969931368 in words is "three billion, nine hundred sixty-nine million, nine hundred thirty-one thousand, three hundred sixty-eight".