12542016 has 28 divisors (see below), whose sum is σ = 33184592. Its totient is φ = 4180608.

The previous prime is 12541999. The next prime is 12542017. The reversal of 12542016 is 61024521.

It is a junction number, because it is equal to n+sod(n) for n = 12541983 and 12542001.

It is not an unprimeable number, because it can be changed into a prime (12542017) 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, 32470 + ... + 32853.

It is an arithmetic number, because the mean of its divisors is an integer number (1185164).

Almost surely, 2^12542016 is an apocalyptic number.

12542016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12542016 is an abundant number, since it is smaller than the sum of its proper divisors (20642576).

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

12542016 is an equidigital number, since it uses as much as digits as its factorization.

12542016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65338 (or 65328 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 12542016 is about 3541.4708808629. The cubic root of 12542016 is about 232.3391788764.

Adding to 12542016 its reverse (61024521), we get a palindrome (73566537).

The spelling of 12542016 in words is "twelve million, five hundred forty-two thousand, sixteen".