852431 has 8 divisors (see below), whose sum is σ = 925344. Its totient is φ = 782080.

The previous prime is 852427. The next prime is 852437. The reversal of 852431 is 134258.

852431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 852431 - 2² = 852427 is a prime.

It is a super-2 number, since 2×852431² = 1453277219522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 852397 and 852406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86 + ... + 1308.

It is an arithmetic number, because the mean of its divisors is an integer number (115668).

2⁸⁵²⁴³¹ is an apocalyptic number.

852431 is a deficient number, since it is larger than the sum of its proper divisors (72913).

852431 is a wasteful number, since it uses less digits than its factorization.

852431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281.

The product of its digits is 960, while the sum is 23.

The square root of 852431 is about 923.2718992799. The cubic root of 852431 is about 94.8170440018.

Adding to 852431 its reverse (134258), we get a palindrome (986689).

The spelling of 852431 in words is "eight hundred fifty-two thousand, four hundred thirty-one".