3609435606 has 16 divisors (see below), whose sum is σ = 8250138624. Its totient is φ = 1031267304.

The previous prime is 3609435593. The next prime is 3609435623. The reversal of 3609435606 is 6065349063.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 85938943 = 3609435606 / (3 + 6 + 0 + 9 + 4 + 3 + 5 + 6 + 0 + 6).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42969430 + ... + 42969513.

It is an arithmetic number, because the mean of its divisors is an integer number (515633664).

Almost surely, 2^3609435606 is an apocalyptic number.

3609435606 is an abundant number, since it is smaller than the sum of its proper divisors (4640703018).

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

3609435606 is a wasteful number, since it uses less digits than its factorization.

3609435606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85938955.

The product of its (nonzero) digits is 349920, while the sum is 42.

The square root of 3609435606 is about 60078.5785950367. The cubic root of 3609435606 is about 1533.9566955145.

The spelling of 3609435606 in words is "three billion, six hundred nine million, four hundred thirty-five thousand, six hundred six".