3934877805 has 32 divisors (see below), whose sum is σ = 6998688000. Its totient is φ = 2097596736.

The previous prime is 3934877767. The next prime is 3934877809. The reversal of 3934877805 is 5087784393.

3934877805 is a `hidden beast` number, since 3 + 93 + 487 + 78 + 0 + 5 = 666.

It is not a de Polignac number, because 3934877805 - 2¹¹ = 3934875757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3934877809) 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 31 ways as a sum of consecutive naturals, for example, 339496 + ... + 350894.

It is an arithmetic number, because the mean of its divisors is an integer number (218709000).

Almost surely, 2^3934877805 is an apocalyptic number.

It is an amenable number.

3934877805 is a deficient number, since it is larger than the sum of its proper divisors (3063810195).

3934877805 is a wasteful number, since it uses less digits than its factorization.

3934877805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13970 (or 13964 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The square root of 3934877805 is about 62728.6043603714. The cubic root of 3934877805 is about 1578.7392876768.

The spelling of 3934877805 in words is "three billion, nine hundred thirty-four million, eight hundred seventy-seven thousand, eight hundred five".