606430020 has 96 divisors (see below), whose sum is σ = 2007532800. Its totient is φ = 133830144.

The previous prime is 606430009. The next prime is 606430021. The reversal of 606430020 is 20034606.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (606430021) 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 31 ways as a sum of consecutive naturals, for example, 12715 + ... + 37074.

It is an arithmetic number, because the mean of its divisors is an integer number (20911800).

Almost surely, 2^606430020 is an apocalyptic number.

606430020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

606430020 is an abundant number, since it is smaller than the sum of its proper divisors (1401102780).

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

606430020 is a wasteful number, since it uses less digits than its factorization.

606430020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49837 (or 49835 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 606430020 is about 24625.7998854860. The cubic root of 606430020 is about 846.4349042898.

Adding to 606430020 its reverse (20034606), we get a palindrome (626464626).

The spelling of 606430020 in words is "six hundred six million, four hundred thirty thousand, twenty".