852407 has 6 divisors (see below), whose sum is σ = 881784. Its totient is φ = 823980.

The previous prime is 852391. The next prime is 852409. The reversal of 852407 is 704258.

852407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 852407 - 2⁴ = 852391 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 (852409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 518 + ... + 1404.

It is an arithmetic number, because the mean of its divisors is an integer number (146964).

2⁸⁵²⁴⁰⁷ is an apocalyptic number.

852407 is a deficient number, since it is larger than the sum of its proper divisors (29377).

852407 is an equidigital number, since it uses as much as digits as its factorization.

852407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 852407 is about 923.2589019338. The cubic root of 852407 is about 94.8161541427.

The spelling of 852407 in words is "eight hundred fifty-two thousand, four hundred seven".