3849706117 has 4 divisors (see below), whose sum is σ = 4076159436. Its totient is φ = 3623252800.

The previous prime is 3849706087. The next prime is 3849706129. The reversal of 3849706117 is 7116079483.

It is a Cunningham number, because it is equal to 62046²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2997124516 + 852581601 = 54746^2 + 29199^2 .

It is a cyclic number.

It is not a de Polignac number, because 3849706117 - 2²³ = 3841317509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3849706417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113226634 + ... + 113226667.

It is an arithmetic number, because the mean of its divisors is an integer number (1019039859).

Almost surely, 2^3849706117 is an apocalyptic number.

It is an amenable number.

3849706117 is a deficient number, since it is larger than the sum of its proper divisors (226453319).

3849706117 is a wasteful number, since it uses less digits than its factorization.

3849706117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226453318.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 3849706117 is about 62046.0000080585. Note that the first 5 decimals coincide. The cubic root of 3849706117 is about 1567.2653270609.

The spelling of 3849706117 in words is "three billion, eight hundred forty-nine million, seven hundred six thousand, one hundred seventeen".