12042628 has 12 divisors (see below), whose sum is σ = 22695820. Its totient is φ = 5558112.

The previous prime is 12042619. The next prime is 12042659. The reversal of 12042628 is 82624021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3090564 + 8952064 = 1758^2 + 2992^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 115743 + ... + 115846.

Almost surely, 2^12042628 is an apocalyptic number.

It is an amenable number.

12042628 is a deficient number, since it is larger than the sum of its proper divisors (10653192).

12042628 is a wasteful number, since it uses less digits than its factorization.

12042628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231606 (or 231604 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 12042628 is about 3470.2489824219. The cubic root of 12042628 is about 229.2136219083.

Adding to 12042628 its reverse (82624021), we get a palindrome (94666649).

The spelling of 12042628 in words is "twelve million, forty-two thousand, six hundred twenty-eight".