852849653 has 4 divisors (see below), whose sum is σ = 852960108. Its totient is φ = 852739200.

The previous prime is 852849629. The next prime is 852849671. The reversal of 852849653 is 356948258.

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 261727684 + 591121969 = 16178^2 + 24313^2 .

It is a cyclic number.

It is not a de Polignac number, because 852849653 - 2¹⁴ = 852833269 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 (852849623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42698 + ... + 59403.

It is an arithmetic number, because the mean of its divisors is an integer number (213240027).

Almost surely, 2^852849653 is an apocalyptic number.

It is an amenable number.

852849653 is a deficient number, since it is larger than the sum of its proper divisors (110455).

852849653 is a wasteful number, since it uses less digits than its factorization.

852849653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110454.

The product of its digits is 2073600, while the sum is 50.

The square root of 852849653 is about 29203.5897279769. The cubic root of 852849653 is about 948.3256390630.

It can be divided in two parts, 8 and 52849653, that multiplied together give a palindrome (422797224).

The spelling of 852849653 in words is "eight hundred fifty-two million, eight hundred forty-nine thousand, six hundred fifty-three".