636067 has 4 divisors (see below), whose sum is σ = 653296. Its totient is φ = 618840.

The previous prime is 636061. The next prime is 636071. The reversal of 636067 is 760636.

636067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 636067 - 2³ = 636059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (636061) 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, 8559 + ... + 8632.

It is an arithmetic number, because the mean of its divisors is an integer number (163324).

2⁶³⁶⁰⁶⁷ is an apocalyptic number.

636067 is a deficient number, since it is larger than the sum of its proper divisors (17229).

636067 is a wasteful number, since it uses less digits than its factorization.

636067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17228.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 636067 is about 797.5380868648. The cubic root of 636067 is about 86.0004957606. Note that the first 3 decimals are identical.

The spelling of 636067 in words is "six hundred thirty-six thousand, sixty-seven".