36045217 has 4 divisors (see below), whose sum is σ = 38817940. Its totient is φ = 33272496.

The previous prime is 36045203. The next prime is 36045239. The reversal of 36045217 is 71254063.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71254063 = 109 ⋅653707.

It can be written as a sum of positive squares in 2 ways, for example, as 24512401 + 11532816 = 4951^2 + 3396^2 .

It is a cyclic number.

It is not a de Polignac number, because 36045217 - 2¹¹ = 36043169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36045257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1386342 + ... + 1386367.

It is an arithmetic number, because the mean of its divisors is an integer number (9704485).

Almost surely, 2^36045217 is an apocalyptic number.

It is an amenable number.

36045217 is a deficient number, since it is larger than the sum of its proper divisors (2772723).

36045217 is a wasteful number, since it uses less digits than its factorization.

36045217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772722.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 36045217 is about 6003.7669008715. The cubic root of 36045217 is about 330.3309107953.

The spelling of 36045217 in words is "thirty-six million, forty-five thousand, two hundred seventeen".