849273065 has 4 divisors (see below), whose sum is σ = 1019127684. Its totient is φ = 679418448.

The previous prime is 849273059. The next prime is 849273067. The reversal of 849273065 is 560372948.

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 464014681 + 385258384 = 21541^2 + 19628^2 .

It is a cyclic number.

It is not a de Polignac number, because 849273065 - 2¹² = 849268969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (849273067) 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, 84927302 + ... + 84927311.

It is an arithmetic number, because the mean of its divisors is an integer number (254781921).

Almost surely, 2^849273065 is an apocalyptic number.

It is an amenable number.

849273065 is a deficient number, since it is larger than the sum of its proper divisors (169854619).

849273065 is a wasteful number, since it uses less digits than its factorization.

849273065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169854618.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 849273065 is about 29142.2899752233. The cubic root of 849273065 is about 946.9981199973.

The spelling of 849273065 in words is "eight hundred forty-nine million, two hundred seventy-three thousand, sixty-five".