43825 has 6 divisors (see below), whose sum is σ = 54374. Its totient is φ = 35040.

The previous prime is 43801. The next prime is 43853. The reversal of 43825 is 52834.

43825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 144 + 43681 = 12^2 + 209^2 .

It is not a de Polignac number, because 43825 - 2⁵ = 43793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43796 and 43805.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 852 + ... + 901.

2⁴³⁸²⁵ is an apocalyptic number.

It is an amenable number.

43825 is a deficient number, since it is larger than the sum of its proper divisors (10549).

43825 is a wasteful number, since it uses less digits than its factorization.

43825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763 (or 1758 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 43825 is about 209.3442141546. The cubic root of 43825 is about 35.2566173047.

Subtracting 43825 from its reverse (52834), we obtain a palindrome (9009).

It can be divided in two parts, 43 and 825, that added together give a palindrome (868).

The spelling of 43825 in words is "forty-three thousand, eight hundred twenty-five".