64006 has 4 divisors (see below), whose sum is σ = 96012. Its totient is φ = 32002.

The previous prime is 63997. The next prime is 64007. The reversal of 64006 is 60046.

64006 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (64007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16000 + ... + 16003.

It is an arithmetic number, because the mean of its divisors is an integer number (24003).

2⁶⁴⁰⁰⁶ is an apocalyptic number.

64006 is a deficient number, since it is larger than the sum of its proper divisors (32006).

64006 is a wasteful number, since it uses less digits than its factorization.

64006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32005.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 64006 is about 252.9940710768. The cubic root of 64006 is about 40.0012499609.

The spelling of 64006 in words is "sixty-four thousand, six", and thus it is an eban number.