424402004 has 24 divisors (see below), whose sum is σ = 803443200. Its totient is φ = 194994144.

The previous prime is 424401941. The next prime is 424402007. The reversal of 424402004 is 400204424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424402007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6704 + ... + 29895.

It is an arithmetic number, because the mean of its divisors is an integer number (33476800).

Almost surely, 2^424402004 is an apocalyptic number.

It is an amenable number.

424402004 is a deficient number, since it is larger than the sum of its proper divisors (379041196).

424402004 is a wasteful number, since it uses less digits than its factorization.

424402004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36839 (or 36837 counting only the distinct ones).

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

The square root of 424402004 is about 20601.0194893360. The cubic root of 424402004 is about 751.4945038182.

Adding to 424402004 its reverse (400204424), we get a palindrome (824606428).

It can be divided in two parts, 42440 and 2004, that added together give a palindrome (44444).

The spelling of 424402004 in words is "four hundred twenty-four million, four hundred two thousand, four".