3849705279 has 16 divisors (see below), whose sum is σ = 6518019840. Its totient is φ = 2199831480.

The previous prime is 3849705257. The next prime is 3849705283. The reversal of 3849705279 is 9725079483.

3849705279 is a `hidden beast` number, since 3 + 8 + 49 + 70 + 527 + 9 = 666.

It is not a de Polignac number, because 3849705279 - 2²⁰ = 3848656703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3849705179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10184217 + ... + 10184594.

It is an arithmetic number, because the mean of its divisors is an integer number (407376240).

Almost surely, 2^3849705279 is an apocalyptic number.

3849705279 is a deficient number, since it is larger than the sum of its proper divisors (2668314561).

3849705279 is a wasteful number, since it uses less digits than its factorization.

3849705279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20368827 (or 20368821 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The square root of 3849705279 is about 62045.9932550040. The cubic root of 3849705279 is about 1567.2652133407.

The spelling of 3849705279 in words is "three billion, eight hundred forty-nine million, seven hundred five thousand, two hundred seventy-nine".