609508608 has 72 divisors (see below), whose sum is σ = 1674575616. Its totient is φ = 196608000.

The previous prime is 609508589. The next prime is 609508649. The reversal of 609508608 is 806805906.

It is a self number, because there is not a number n which added to its sum of digits gives 609508608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11008 + ... + 36608.

Almost surely, 2^609508608 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 609508608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837287808).

609508608 is an abundant number, since it is smaller than the sum of its proper divisors (1065067008).

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

609508608 is a wasteful number, since it uses less digits than its factorization.

609508608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25651 (or 25637 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 609508608 is about 24688.2281259713. The cubic root of 609508608 is about 847.8648176586.

The spelling of 609508608 in words is "six hundred nine million, five hundred eight thousand, six hundred eight".