36223645 has 8 divisors (see below), whose sum is σ = 44288856. Its totient is φ = 28431936.

The previous prime is 36223637. The next prime is 36223657. The reversal of 36223645 is 54632263.

It is a happy number.

36223645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6749604 + 29474041 = 2598^2 + 5429^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 36223645 - 2³ = 36223637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 68082 + ... + 68611.

It is an arithmetic number, because the mean of its divisors is an integer number (5536107).

Almost surely, 2^36223645 is an apocalyptic number.

It is an amenable number.

36223645 is a deficient number, since it is larger than the sum of its proper divisors (8065211).

36223645 is a wasteful number, since it uses less digits than its factorization.

36223645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136751.

The product of its digits is 25920, while the sum is 31.

The square root of 36223645 is about 6018.6082278214. The cubic root of 36223645 is about 330.8750726516.

The spelling of 36223645 in words is "thirty-six million, two hundred twenty-three thousand, six hundred forty-five".