12042344 has 8 divisors (see below), whose sum is σ = 22579410. Its totient is φ = 6021168.

The previous prime is 12042343. The next prime is 12042347. The reversal of 12042344 is 44324021.

It can be written as a sum of positive squares in only one way, i.e., 12040900 + 1444 = 3470^2 + 38^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12042343) by changing a digit.

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 as a sum of consecutive naturals, namely, 752639 + ... + 752654.

Almost surely, 2^12042344 is an apocalyptic number.

It is an amenable number.

12042344 is a deficient number, since it is larger than the sum of its proper divisors (10537066).

12042344 is a wasteful number, since it uses less digits than its factorization.

12042344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505299 (or 1505295 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 12042344 is about 3470.2080629265. The cubic root of 12042344 is about 229.2118200540.

Adding to 12042344 its reverse (44324021), we get a palindrome (56366365).

The spelling of 12042344 in words is "twelve million, forty-two thousand, three hundred forty-four".