849868127 has 4 divisors (see below), whose sum is σ = 850049376. Its totient is φ = 849686880.

The previous prime is 849868099. The next prime is 849868153. The reversal of 849868127 is 721868948.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 849868127 - 2¹⁰ = 849867103 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 (849868927) 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, 83399 + ... + 93032.

It is an arithmetic number, because the mean of its divisors is an integer number (212512344).

Almost surely, 2^849868127 is an apocalyptic number.

849868127 is a deficient number, since it is larger than the sum of its proper divisors (181249).

849868127 is a wasteful number, since it uses less digits than its factorization.

849868127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181248.

The product of its digits is 1548288, while the sum is 53.

The square root of 849868127 is about 29152.4977832089. The cubic root of 849868127 is about 947.2192467683.

The spelling of 849868127 in words is "eight hundred forty-nine million, eight hundred sixty-eight thousand, one hundred twenty-seven".