3968949339 has 6 divisors (see below), whose sum is σ = 5732926836. Its totient is φ = 2645966220.

The previous prime is 3968949329. The next prime is 3968949359. The reversal of 3968949339 is 9339498693.

3968949339 is a `hidden beast` number, since 39 + 6 + 89 + 493 + 39 = 666.

It is not a de Polignac number, because 3968949339 - 2⁵ = 3968949307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3968949329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220497177 + ... + 220497194.

It is an arithmetic number, because the mean of its divisors is an integer number (955487806).

Almost surely, 2^3968949339 is an apocalyptic number.

3968949339 is a deficient number, since it is larger than the sum of its proper divisors (1763977497).

3968949339 is a wasteful number, since it uses less digits than its factorization.

3968949339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440994377 (or 440994374 counting only the distinct ones).

The product of its digits is 34012224, while the sum is 63.

The square root of 3968949339 is about 62999.5979272884. The cubic root of 3968949339 is about 1583.2828898820.

The spelling of 3968949339 in words is "three billion, nine hundred sixty-eight million, nine hundred forty-nine thousand, three hundred thirty-nine".