36540647 has 32 divisors (see below), whose sum is σ = 44997120. Its totient is φ = 29232000.

The previous prime is 36540643. The next prime is 36540653. The reversal of 36540647 is 74604563.

36540647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 36540647 - 2² = 36540643 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36540643) 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 31 ways as a sum of consecutive naturals, for example, 514622 + ... + 514692.

It is an arithmetic number, because the mean of its divisors is an integer number (1406160).

Almost surely, 2^36540647 is an apocalyptic number.

36540647 is a deficient number, since it is larger than the sum of its proper divisors (8456473).

36540647 is a wasteful number, since it uses less digits than its factorization.

36540647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 36540647 is about 6044.8860204308. The cubic root of 36540647 is about 331.8374603560.

The spelling of 36540647 in words is "thirty-six million, five hundred forty thousand, six hundred forty-seven".