609700608 has 270 divisors, whose sum is σ = 2006539612. Its totient is φ = 184757760.

The previous prime is 609700607. The next prime is 609700661. The reversal of 609700608 is 806007906.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

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

It is not an unprimeable number, because it can be changed into a prime (609700607) 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 29 ways as a sum of consecutive naturals, for example, 55427323 + ... + 55427333.

Almost surely, 2^609700608 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 609700608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1003269806).

609700608 is an abundant number, since it is smaller than the sum of its proper divisors (1396839004).

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

609700608 is an frugal number, since it uses more digits than its factorization.

609700608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65 (or 16 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 609700608 is about 24692.1163127019. The cubic root of 609700608 is about 847.9538363383.

The spelling of 609700608 in words is "six hundred nine million, seven hundred thousand, six hundred eight".