3609036625 has 8 divisors (see below), whose sum is σ = 4504077864. Its totient is φ = 2887229200.

The previous prime is 3609036619. The next prime is 3609036637. The reversal of 3609036625 is 5266309063.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 335365969 + 3273670656 = 18313^2 + 57216^2 .

It is not a de Polignac number, because 3609036625 - 2⁵ = 3609036593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 14436022 + ... + 14436271.

It is an arithmetic number, because the mean of its divisors is an integer number (563009733).

Almost surely, 2^3609036625 is an apocalyptic number.

It is an amenable number.

3609036625 is a deficient number, since it is larger than the sum of its proper divisors (895041239).

3609036625 is an equidigital number, since it uses as much as digits as its factorization.

3609036625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28872308 (or 28872298 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 40.

The square root of 3609036625 is about 60075.2580102658. The cubic root of 3609036625 is about 1533.9001730924.

The spelling of 3609036625 in words is "three billion, six hundred nine million, thirty-six thousand, six hundred twenty-five".