12042336 has 24 divisors (see below), whose sum is σ = 31611384. Its totient is φ = 4014080.

The previous prime is 12042319. The next prime is 12042343. The reversal of 12042336 is 63324021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62625 + ... + 62816.

It is an arithmetic number, because the mean of its divisors is an integer number (1317141).

Almost surely, 2^12042336 is an apocalyptic number.

12042336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12042336 is an abundant number, since it is smaller than the sum of its proper divisors (19569048).

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

12042336 is a wasteful number, since it uses less digits than its factorization.

12042336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125454 (or 125446 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 12042336 is about 3470.2069102577. The cubic root of 12042336 is about 229.2117692972.

Adding to 12042336 its reverse (63324021), we get a palindrome (75366357).

The spelling of 12042336 in words is "twelve million, forty-two thousand, three hundred thirty-six".