12002442 has 16 divisors (see below), whose sum is σ = 25417152. Its totient is φ = 3765440.

The previous prime is 12002413. The next prime is 12002443. The reversal of 12002442 is 24420021.

It is a super-2 number, since 2×12002442² = 288117227926728, which contains 22 as substring.

12002442 is a modest number, since divided by 2442 gives 12 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12002443) 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 in 7 ways as a sum of consecutive naturals, for example, 58734 + ... + 58937.

It is an arithmetic number, because the mean of its divisors is an integer number (1588572).

Almost surely, 2^12002442 is an apocalyptic number.

12002442 is an abundant number, since it is smaller than the sum of its proper divisors (13414710).

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

12002442 is a wasteful number, since it uses less digits than its factorization.

12002442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117693.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 12002442 is about 3464.4540695469. The cubic root of 12002442 is about 228.9583774139.

Adding to 12002442 its reverse (24420021), we get a palindrome (36422463).

The spelling of 12002442 in words is "twelve million, two thousand, four hundred forty-two".