12072612 has 24 divisors (see below), whose sum is σ = 28238112. Its totient is φ = 4014400.

The previous prime is 12072611. The next prime is 12072617. The reversal of 12072612 is 21627021.

It is not an unprimeable number, because it can be changed into a prime (12072611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5287 + ... + 7217.

It is an arithmetic number, because the mean of its divisors is an integer number (1176588).

Almost surely, 2^12072612 is an apocalyptic number.

12072612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12072612 is an abundant number, since it is smaller than the sum of its proper divisors (16165500).

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

12072612 is a wasteful number, since it uses less digits than its factorization.

12072612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459 (or 2457 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 12072612 is about 3474.5664477745. The cubic root of 12072612 is about 229.4036979489.

Adding to 12072612 its reverse (21627021), we get a palindrome (33699633).

The spelling of 12072612 in words is "twelve million, seventy-two thousand, six hundred twelve".