609000609 has 32 divisors (see below), whose sum is σ = 969603840. Its totient is φ = 332640000.

The previous prime is 609000577. The next prime is 609000641. The reversal of 609000609 is 906000906.

It is an interprime number because it is at equal distance from previous prime (609000577) and next prime (609000641).

It is not a de Polignac number, because 609000609 - 2⁵ = 609000577 is a prime.

609000609 is a strobogrammatic number because it is the same when read upside-down.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (609000409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56559 + ... + 66459.

It is an arithmetic number, because the mean of its divisors is an integer number (30300120).

Almost surely, 2^609000609 is an apocalyptic number.

It is an amenable number.

609000609 is a deficient number, since it is larger than the sum of its proper divisors (360603231).

609000609 is a wasteful number, since it uses less digits than its factorization.

609000609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10041.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 609000609 is about 24677.9376974657. The cubic root of 609000609 is about 847.6291993316.

The spelling of 609000609 in words is "six hundred nine million, six hundred nine", and thus it is an aban number.