852093653 has 4 divisors (see below), whose sum is σ = 852871500. Its totient is φ = 851315808.

The previous prime is 852093643. The next prime is 852093677. The reversal of 852093653 is 356390258.

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 388208209 + 463885444 = 19703^2 + 21538^2 .

It is a cyclic number.

It is not a de Polignac number, because 852093653 - 2⁴ = 852093637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 852093653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852093623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387278 + ... + 389471.

It is an arithmetic number, because the mean of its divisors is an integer number (213217875).

Almost surely, 2^852093653 is an apocalyptic number.

It is an amenable number.

852093653 is a deficient number, since it is larger than the sum of its proper divisors (777847).

852093653 is a wasteful number, since it uses less digits than its factorization.

852093653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777846.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 852093653 is about 29190.6432440260. The cubic root of 852093653 is about 948.0453449828.

The spelling of 852093653 in words is "eight hundred fifty-two million, ninety-three thousand, six hundred fifty-three".