36636547 has 8 divisors (see below), whose sum is σ = 39617856. Its totient is φ = 33747072.

The previous prime is 36636527. The next prime is 36636557. The reversal of 36636547 is 74563663.

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 36636547 - 2¹⁵ = 36603779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36636527) 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, 22128 + ... + 23725.

It is an arithmetic number, because the mean of its divisors is an integer number (4952232).

Almost surely, 2^36636547 is an apocalyptic number.

36636547 is a deficient number, since it is larger than the sum of its proper divisors (2981309).

36636547 is a wasteful number, since it uses less digits than its factorization.

36636547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45917.

The product of its digits is 272160, while the sum is 40.

The square root of 36636547 is about 6052.8131476199. The cubic root of 36636547 is about 332.1275064265.

The spelling of 36636547 in words is "thirty-six million, six hundred thirty-six thousand, five hundred forty-seven".