12016146 has 16 divisors (see below), whose sum is σ = 24427008. Its totient is φ = 3939600.

The previous prime is 12016141. The next prime is 12016153. The reversal of 12016146 is 64161021.

12016146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12016141) 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, 16050 + ... + 16781.

It is an arithmetic number, because the mean of its divisors is an integer number (1526688).

Almost surely, 2^12016146 is an apocalyptic number.

12016146 is an abundant number, since it is smaller than the sum of its proper divisors (12410862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12016146 is a wasteful number, since it uses less digits than its factorization.

12016146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32897.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 12016146 is about 3466.4313061130. The cubic root of 12016146 is about 229.0454833602.

Adding to 12016146 its reverse (64161021), we get a palindrome (76177167).

The spelling of 12016146 in words is "twelve million, sixteen thousand, one hundred forty-six".