862848853 has 4 divisors (see below), whose sum is σ = 871744300. Its totient is φ = 853953408.

The previous prime is 862848839. The next prime is 862848907. The reversal of 862848853 is 358848268.

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 708517924 + 154330929 = 26618^2 + 12423^2 .

It is a cyclic number.

It is not a de Polignac number, because 862848853 - 2²⁵ = 829294421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 862848853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862848253) 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, 4447578 + ... + 4447771.

It is an arithmetic number, because the mean of its divisors is an integer number (217936075).

Almost surely, 2^862848853 is an apocalyptic number.

It is an amenable number.

862848853 is a deficient number, since it is larger than the sum of its proper divisors (8895447).

862848853 is an equidigital number, since it uses as much as digits as its factorization.

862848853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8895446.

The product of its digits is 2949120, while the sum is 52.

The square root of 862848853 is about 29374.2889786289. The cubic root of 862848853 is about 952.0174496749.

The spelling of 862848853 in words is "eight hundred sixty-two million, eight hundred forty-eight thousand, eight hundred fifty-three".