609222252 has 48 divisors (see below), whose sum is σ = 1485469440. Its totient is φ = 193963968.

The previous prime is 609222247. The next prime is 609222277. The reversal of 609222252 is 252222906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278499 + ... + 280677.

It is an arithmetic number, because the mean of its divisors is an integer number (30947280).

Almost surely, 2^609222252 is an apocalyptic number.

It is an amenable number.

609222252 is an abundant number, since it is smaller than the sum of its proper divisors (876247188).

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

609222252 is a wasteful number, since it uses less digits than its factorization.

609222252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3222 (or 3220 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 609222252 is about 24682.4280005027. The cubic root of 609222252 is about 847.7320171224.

The spelling of 609222252 in words is "six hundred nine million, two hundred twenty-two thousand, two hundred fifty-two".