604005620 has 48 divisors (see below), whose sum is σ = 1327006800. Its totient is φ = 230630400.

The previous prime is 604005617. The next prime is 604005637. The reversal of 604005620 is 26500406.

It can be written as a sum of positive squares in 8 ways, for example, as 3363556 + 600642064 = 1834^2 + 24508^2 .

It is a super-3 number, since 3×604005620³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45770 + ... + 57470.

It is an arithmetic number, because the mean of its divisors is an integer number (27645975).

Almost surely, 2^604005620 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 604005620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (663503400).

604005620 is an abundant number, since it is smaller than the sum of its proper divisors (723001180).

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

604005620 is a wasteful number, since it uses less digits than its factorization.

604005620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11828 (or 11826 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 604005620 is about 24576.5257919015. The cubic root of 604005620 is about 845.3054321088.

The spelling of 604005620 in words is "six hundred four million, five thousand, six hundred twenty".