36540223 has 8 divisors (see below), whose sum is σ = 37333296. Its totient is φ = 35755200.

The previous prime is 36540209. The next prime is 36540233. The reversal of 36540223 is 32204563.

It is a happy number.

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 36540223 - 2¹⁷ = 36409151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36540233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7653 + ... + 11473.

It is an arithmetic number, because the mean of its divisors is an integer number (4666662).

Almost surely, 2^36540223 is an apocalyptic number.

36540223 is a deficient number, since it is larger than the sum of its proper divisors (793073).

36540223 is a wasteful number, since it uses less digits than its factorization.

36540223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 36540223 is about 6044.8509493618. The cubic root of 36540223 is about 331.8361768572.

Adding to 36540223 its reverse (32204563), we get a palindrome (68744786).

It can be divided in two parts, 36540 and 223, that added together give a palindrome (36763).

The spelling of 36540223 in words is "thirty-six million, five hundred forty thousand, two hundred twenty-three".