420302004 has 12 divisors (see below), whose sum is σ = 980704704. Its totient is φ = 140100664.

The previous prime is 420301997. The next prime is 420302011. The reversal of 420302004 is 400203024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (420301997) and next prime (420302011).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17512572 + ... + 17512595.

It is an arithmetic number, because the mean of its divisors is an integer number (81725392).

Almost surely, 2^420302004 is an apocalyptic number.

It is an amenable number.

420302004 is an abundant number, since it is smaller than the sum of its proper divisors (560402700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420302004 is a wasteful number, since it uses less digits than its factorization.

420302004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35025174 (or 35025172 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 420302004 is about 20501.2683510070. The cubic root of 420302004 is about 749.0666932888.

Adding to 420302004 its reverse (400203024), we get a palindrome (820505028).

The spelling of 420302004 in words is "four hundred twenty million, three hundred two thousand, four".