852611 has 4 divisors (see below), whose sum is σ = 868752. Its totient is φ = 836472.

The previous prime is 852589. The next prime is 852613. The reversal of 852611 is 116258.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 116258 = 2 ⋅58129.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7991 + ... + 8096.

It is an arithmetic number, because the mean of its divisors is an integer number (217188).

2⁸⁵²⁶¹¹ is an apocalyptic number.

852611 is a deficient number, since it is larger than the sum of its proper divisors (16141).

852611 is a wasteful number, since it uses less digits than its factorization.

852611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16140.

The product of its digits is 480, while the sum is 23.

The square root of 852611 is about 923.3693735445. The cubic root of 852611 is about 94.8237174126.

Adding to 852611 its reverse (116258), we get a palindrome (968869).

The spelling of 852611 in words is "eight hundred fifty-two thousand, six hundred eleven".