609152236 has 72 divisors (see below), whose sum is σ = 1409757440. Its totient is φ = 224817120.

The previous prime is 609152231. The next prime is 609152237. The reversal of 609152236 is 632251906.

It is not an unprimeable number, because it can be changed into a prime (609152231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59641 + ... + 69103.

Almost surely, 2^609152236 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 609152236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (704878720).

609152236 is an abundant number, since it is smaller than the sum of its proper divisors (800605204).

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

609152236 is a wasteful number, since it uses less digits than its factorization.

609152236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9515 (or 9502 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 609152236 is about 24681.0096227849. The cubic root of 609152236 is about 847.6995401521.

The spelling of 609152236 in words is "six hundred nine million, one hundred fifty-two thousand, two hundred thirty-six".