420041304 has 96 divisors (see below), whose sum is σ = 1208647440. Its totient is φ = 131328000.

The previous prime is 420041299. The next prime is 420041333. The reversal of 420041304 is 403140024.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 698604 + ... + 699204.

Almost surely, 2^420041304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 420041304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604323720).

420041304 is an abundant number, since it is smaller than the sum of its proper divisors (788606136).

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

420041304 is a wasteful number, since it uses less digits than its factorization.

420041304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 420041304 is about 20494.9092215604. The cubic root of 420041304 is about 748.9117871541.

Adding to 420041304 its reverse (403140024), we get a palindrome (823181328).

The spelling of 420041304 in words is "four hundred twenty million, forty-one thousand, three hundred four".