609580404 has 120 divisors (see below), whose sum is σ = 1660716288. Its totient is φ = 194762880.

The previous prime is 609580403. The next prime is 609580409. The reversal of 609580404 is 404085906.

609580404 is a `hidden beast` number, since 609 + 5 + 8 + 0 + 40 + 4 = 666.

609580404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609580403) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1375807 + ... + 1376249.

Almost surely, 2^609580404 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 609580404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (830358144).

609580404 is an abundant number, since it is smaller than the sum of its proper divisors (1051135884).

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

609580404 is a wasteful number, since it uses less digits than its factorization.

609580404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 609580404 is about 24689.6821364715. The cubic root of 609580404 is about 847.8981072691.

The spelling of 609580404 in words is "six hundred nine million, five hundred eighty thousand, four hundred four".