609823652 has 12 divisors (see below), whose sum is σ = 1069111260. Its totient is φ = 304363296.

The previous prime is 609823651. The next prime is 609823657. The reversal of 609823652 is 256328906.

It can be written as a sum of positive squares in 2 ways, for example, as 355548736 + 254274916 = 18856^2 + 15946^2 .

It is not an unprimeable number, because it can be changed into a prime (609823651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134627 + ... + 139082.

It is an arithmetic number, because the mean of its divisors is an integer number (89092605).

Almost surely, 2^609823652 is an apocalyptic number.

It is an amenable number.

609823652 is a deficient number, since it is larger than the sum of its proper divisors (459287608).

609823652 is a wasteful number, since it uses less digits than its factorization.

609823652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274270 (or 274268 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 609823652 is about 24694.6077514910. The cubic root of 609823652 is about 848.0108745045.

The spelling of 609823652 in words is "six hundred nine million, eight hundred twenty-three thousand, six hundred fifty-two".