36564609 has 8 divisors (see below), whose sum is σ = 48784960. Its totient is φ = 24360336.

The previous prime is 36564599. The next prime is 36564611. The reversal of 36564609 is 90646563.

It is a happy number.

36564609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36564609 - 2⁷ = 36564481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36564629) 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 7 ways as a sum of consecutive naturals, for example, 3084 + ... + 9090.

It is an arithmetic number, because the mean of its divisors is an integer number (6098120).

Almost surely, 2^36564609 is an apocalyptic number.

It is an amenable number.

36564609 is a deficient number, since it is larger than the sum of its proper divisors (12220351).

36564609 is a wasteful number, since it uses less digits than its factorization.

36564609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8039.

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 36564609 is about 6046.8677015460. The cubic root of 36564609 is about 331.9099800695.

It can be divided in two parts, 36564 and 609, that added together give a palindrome (37173).

The spelling of 36564609 in words is "thirty-six million, five hundred sixty-four thousand, six hundred nine".