4242404 has 12 divisors (see below), whose sum is σ = 7498428. Its totient is φ = 2100000.

The previous prime is 4242397. The next prime is 4242409. The reversal of 4242404 is 4042424.

It can be written as a sum of positive squares in 2 ways, for example, as 2896804 + 1345600 = 1702^2 + 1160^2 .

It is not an unprimeable number, because it can be changed into a prime (4242409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4847 + ... + 5654.

It is an arithmetic number, because the mean of its divisors is an integer number (624869).

Almost surely, 2^4242404 is an apocalyptic number.

It is an amenable number.

4242404 is a deficient number, since it is larger than the sum of its proper divisors (3256024).

4242404 is a wasteful number, since it uses less digits than its factorization.

4242404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10606 (or 10604 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4242404 is about 2059.7096882813. The cubic root of 4242404 is about 161.8840301954.

Adding to 4242404 its sum of digits (20), we get a palindrome (4242424).

Adding to 4242404 its reverse (4042424), we get a palindrome (8284828).

The spelling of 4242404 in words is "four million, two hundred forty-two thousand, four hundred four".