852497 has 4 divisors (see below), whose sum is σ = 864576. Its totient is φ = 840420.

The previous prime is 852463. The next prime is 852521. The reversal of 852497 is 794258.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852497 is a prime.

It is a super-2 number, since 2×852497² = 1453502270018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852427) 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, 5933 + ... + 6074.

It is an arithmetic number, because the mean of its divisors is an integer number (216144).

2⁸⁵²⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

852497 is a deficient number, since it is larger than the sum of its proper divisors (12079).

852497 is a wasteful number, since it uses less digits than its factorization.

852497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12078.

The product of its digits is 20160, while the sum is 35.

The square root of 852497 is about 923.3076410385. The cubic root of 852497 is about 94.8194910282.

The spelling of 852497 in words is "eight hundred fifty-two thousand, four hundred ninety-seven".