36564975 has 36 divisors (see below), whose sum is σ = 65959816. Its totient is φ = 19362240.

The previous prime is 36564971. The next prime is 36565021. The reversal of 36564975 is 57946563.

It is not a de Polignac number, because 36564975 - 2² = 36564971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36564975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36564971) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 36177 + ... + 37173.

Almost surely, 2^36564975 is an apocalyptic number.

36564975 is a deficient number, since it is larger than the sum of its proper divisors (29394841).

36564975 is a wasteful number, since it uses less digits than its factorization.

36564975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176 (or 1168 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 36564975 is about 6046.8979650727. The cubic root of 36564975 is about 331.9110875033.

The spelling of 36564975 in words is "thirty-six million, five hundred sixty-four thousand, nine hundred seventy-five".