4304405 has 12 divisors (see below), whose sum is σ = 6008940. Its totient is φ = 2951424.

The previous prime is 4304389. The next prime is 4304407. The reversal of 4304405 is 5044034.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 625681 + 3678724 = 791^2 + 1918^2 .

It is not a de Polignac number, because 4304405 - 2⁴ = 4304389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4304407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8540 + ... + 9029.

It is an arithmetic number, because the mean of its divisors is an integer number (500745).

Almost surely, 2^4304405 is an apocalyptic number.

It is an amenable number.

4304405 is a deficient number, since it is larger than the sum of its proper divisors (1704535).

4304405 is a wasteful number, since it uses less digits than its factorization.

4304405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17588 (or 17581 counting only the distinct ones).

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

The square root of 4304405 is about 2074.7060032689. The cubic root of 4304405 is about 162.6688422587.

Adding to 4304405 its reverse (5044034), we get a palindrome (9348439).

The spelling of 4304405 in words is "four million, three hundred four thousand, four hundred five".