609489152 has 36 divisors (see below), whose sum is σ = 1224732096. Its totient is φ = 302707200.

The previous prime is 609489137. The next prime is 609489161. The reversal of 609489152 is 251984906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30773 + ... + 46539.

It is an arithmetic number, because the mean of its divisors is an integer number (34020336).

Almost surely, 2^609489152 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 609489152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612366048).

609489152 is an abundant number, since it is smaller than the sum of its proper divisors (615242944).

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

609489152 is a wasteful number, since it uses less digits than its factorization.

609489152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15934 (or 15920 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 609489152 is about 24687.8340888787. The cubic root of 609489152 is about 847.8557960560.

The spelling of 609489152 in words is "six hundred nine million, four hundred eighty-nine thousand, one hundred fifty-two".