609659622 has 80 divisors (see below), whose sum is σ = 1604976912. Its totient is φ = 170527680.

The previous prime is 609659621. The next prime is 609659639. The reversal of 609659622 is 226956906.

609659622 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 (609659621) 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, 10008 + ... + 36324.

Almost surely, 2^609659622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609659622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802488456).

609659622 is an abundant number, since it is smaller than the sum of its proper divisors (995317290).

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

609659622 is a wasteful number, since it uses less digits than its factorization.

609659622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26355 (or 26346 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 609659622 is about 24691.2863577417. The cubic root of 609659622 is about 847.9348352011.

The spelling of 609659622 in words is "six hundred nine million, six hundred fifty-nine thousand, six hundred twenty-two".