12042604 has 12 divisors (see below), whose sum is σ = 24085264. Its totient is φ = 5161104.

The previous prime is 12042587. The next prime is 12042619. The reversal of 12042604 is 40624021.

12042604 is an admirable number.

It is a super-2 number, since 2×12042604² = 290048622201632, which contains 22 as substring.

It is an unprimeable number.

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, 215019 + ... + 215074.

Almost surely, 2^12042604 is an apocalyptic number.

12042604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12042604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12042604 is a wasteful number, since it uses less digits than its factorization.

12042604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430104 (or 430102 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 12042604 is about 3470.2455244550. The cubic root of 12042604 is about 229.2134696400.

Adding to 12042604 its reverse (40624021), we get a palindrome (52666625).

It can be divided in two parts, 120 and 42604, that added together give a palindrome (42724).

The spelling of 12042604 in words is "twelve million, forty-two thousand, six hundred four".