4532405 has 4 divisors (see below), whose sum is σ = 5438892. Its totient is φ = 3625920.

The previous prime is 4532399. The next prime is 4532419. The reversal of 4532405 is 5042354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3147076 + 1385329 = 1774^2 + 1177^2 .

It is not a de Polignac number, because 4532405 - 2¹⁴ = 4516021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453236 + ... + 453245.

It is an arithmetic number, because the mean of its divisors is an integer number (1359723).

Almost surely, 2^4532405 is an apocalyptic number.

It is an amenable number.

4532405 is a deficient number, since it is larger than the sum of its proper divisors (906487).

4532405 is an equidigital number, since it uses as much as digits as its factorization.

4532405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906486.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4532405 is about 2128.9445741963. The cubic root of 4532405 is about 165.4917074002.

Adding to 4532405 its reverse (5042354), we get a palindrome (9574759).

The spelling of 4532405 in words is "four million, five hundred thirty-two thousand, four hundred five".