12008506 has 16 divisors (see below), whose sum is σ = 18468000. Its totient is φ = 5854288.

The previous prime is 12008497. The next prime is 12008509. The reversal of 12008506 is 60580021.

It is a happy number.

12008506 is nontrivially palindromic in base 5.

It is not an unprimeable number, because it can be changed into a prime (12008509) 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, 17241 + ... + 17923.

It is an arithmetic number, because the mean of its divisors is an integer number (1154250).

Almost surely, 2^12008506 is an apocalyptic number.

12008506 is a deficient number, since it is larger than the sum of its proper divisors (6459494).

12008506 is a wasteful number, since it uses less digits than its factorization.

12008506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 12008506 is about 3465.3291329973. The cubic root of 12008506 is about 228.9969298419.

Adding to 12008506 its reverse (60580021), we get a palindrome (72588527).

The spelling of 12008506 in words is "twelve million, eight thousand, five hundred six".