12055808 has 18 divisors (see below), whose sum is σ = 24065034. Its totient is φ = 6027776.

The previous prime is 12055801. The next prime is 12055811. The reversal of 12055808 is 80855021.

12055808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12054784 + 1024 = 3472^2 + 32^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12055801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23291 + ... + 23802.

Almost surely, 2^12055808 is an apocalyptic number.

It is an amenable number.

12055808 is a deficient number, since it is larger than the sum of its proper divisors (12009226).

12055808 is an frugal number, since it uses more digits than its factorization.

12055808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47109 (or 47095 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 29.

The square root of 12055808 is about 3472.1474623063. The cubic root of 12055808 is about 229.2972120263.

The spelling of 12055808 in words is "twelve million, fifty-five thousand, eight hundred eight".