604428220 has 24 divisors (see below), whose sum is σ = 1384690608. Its totient is φ = 219792000.

The previous prime is 604428197. The next prime is 604428229. The reversal of 604428220 is 22824406.

604428220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604428229) 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, 1373481 + ... + 1373920.

It is an arithmetic number, because the mean of its divisors is an integer number (57695442).

Almost surely, 2^604428220 is an apocalyptic number.

It is an amenable number.

604428220 is an abundant number, since it is smaller than the sum of its proper divisors (780262388).

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

604428220 is a wasteful number, since it uses less digits than its factorization.

604428220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747421 (or 2747419 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 604428220 is about 24585.1219236350. The cubic root of 604428220 is about 845.5025289479.

It can be divided in two parts, 604 and 428220, that added together give a palindrome (428824).

The spelling of 604428220 in words is "six hundred four million, four hundred twenty-eight thousand, two hundred twenty".