12042412 has 12 divisors (see below), whose sum is σ = 21311640. Its totient is φ = 5953376.

The previous prime is 12042391. The next prime is 12042419. The reversal of 12042412 is 21424021.

12042412 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 (12042419) 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, 16558 + ... + 17269.

It is an arithmetic number, because the mean of its divisors is an integer number (1775970).

Almost surely, 2^12042412 is an apocalyptic number.

It is an amenable number.

12042412 is a deficient number, since it is larger than the sum of its proper divisors (9269228).

12042412 is a wasteful number, since it uses less digits than its factorization.

12042412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33920 (or 33918 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 12042412 is about 3470.2178605961. The cubic root of 12042412 is about 229.2122514865.

Adding to 12042412 its reverse (21424021), we get a palindrome (33466433).

The spelling of 12042412 in words is "twelve million, forty-two thousand, four hundred twelve".