845532 has 24 divisors (see below), whose sum is σ = 2192400. Its totient is φ = 281808.

The previous prime is 845531. The next prime is 845567. The reversal of 845532 is 235548.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 845496 and 845505.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 845532.

It is not an unprimeable number, because it can be changed into a prime (845531) 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, 3807 + ... + 4022.

It is an arithmetic number, because the mean of its divisors is an integer number (91350).

2⁸⁴⁵⁵³² is an apocalyptic number.

It is an amenable number.

845532 is an abundant number, since it is smaller than the sum of its proper divisors (1346868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

845532 is a wasteful number, since it uses less digits than its factorization.

845532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7842 (or 7834 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 845532 is about 919.5281398630. The cubic root of 845532 is about 94.5605557956.

The spelling of 845532 in words is "eight hundred forty-five thousand, five hundred thirty-two".