4232405 has 24 divisors (see below), whose sum is σ = 5636520. Its totient is φ = 3046400.

The previous prime is 4232357. The next prime is 4232407. The reversal of 4232405 is 5042324.

It can be written as a sum of positive squares in 12 ways, for example, as 78961 + 4153444 = 281^2 + 2038^2 .

It is not a de Polignac number, because 4232405 - 2¹² = 4228309 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4232407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41855 + ... + 41955.

It is an arithmetic number, because the mean of its divisors is an integer number (234855).

Almost surely, 2^4232405 is an apocalyptic number.

It is an amenable number.

4232405 is a deficient number, since it is larger than the sum of its proper divisors (1404115).

4232405 is a wasteful number, since it uses less digits than its factorization.

4232405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4232405 is about 2057.2809725460. The cubic root of 4232405 is about 161.7567476623.

Adding to 4232405 its reverse (5042324), we get a palindrome (9274729).

The spelling of 4232405 in words is "four million, two hundred thirty-two thousand, four hundred five".