852425 has 12 divisors (see below), whose sum is σ = 1208256. Its totient is φ = 584400.

The previous prime is 852409. The next prime is 852427. The reversal of 852425 is 524258.

It is not a de Polignac number, because 852425 - 2⁴ = 852409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 852394 and 852403.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 2261 + ... + 2610.

It is an arithmetic number, because the mean of its divisors is an integer number (100688).

2⁸⁵²⁴²⁵ is an apocalyptic number.

It is an amenable number.

852425 is a deficient number, since it is larger than the sum of its proper divisors (355831).

852425 is a wasteful number, since it uses less digits than its factorization.

852425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4888 (or 4883 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 852425 is about 923.2686499606. The cubic root of 852425 is about 94.8168215386.

Adding to 852425 its product of digits (3200), we get a square (855625 = 925²).

The spelling of 852425 in words is "eight hundred fifty-two thousand, four hundred twenty-five".