609136602 has 16 divisors (see below), whose sum is σ = 1221543840. Its totient is φ = 202500432.

The previous prime is 609136547. The next prime is 609136603. The reversal of 609136602 is 206631906.

It is a happy number.

It is a super-2 number, since 2×609136602² = 742094799792212808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (609136603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133852 + ... + 138327.

It is an arithmetic number, because the mean of its divisors is an integer number (76346490).

Almost surely, 2^609136602 is an apocalyptic number.

609136602 is an abundant number, since it is smaller than the sum of its proper divisors (612407238).

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

609136602 is a wasteful number, since it uses less digits than its factorization.

609136602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272557.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 609136602 is about 24680.6928995116. The cubic root of 609136602 is about 847.6922879705.

The spelling of 609136602 in words is "six hundred nine million, one hundred thirty-six thousand, six hundred two".