12042616 has 16 divisors (see below), whose sum is σ = 23562000. Its totient is φ = 5759424.

The previous prime is 12042587. The next prime is 12042619. The reversal of 12042616 is 61624021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32541 + ... + 32908.

It is an arithmetic number, because the mean of its divisors is an integer number (1472625).

Almost surely, 2^12042616 is an apocalyptic number.

It is an amenable number.

12042616 is a deficient number, since it is larger than the sum of its proper divisors (11519384).

12042616 is a wasteful number, since it uses less digits than its factorization.

12042616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65478 (or 65474 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 12042616 is about 3470.2472534389. The cubic root of 12042616 is about 229.2135457742.

Adding to 12042616 its reverse (61624021), we get a palindrome (73666637).

The spelling of 12042616 in words is "twelve million, forty-two thousand, six hundred sixteen".