12032442 has 16 divisors (see below), whose sum is σ = 26738880. Its totient is φ = 4010796.

The previous prime is 12032429. The next prime is 12032509. The reversal of 12032442 is 24423021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111358 + ... + 111465.

It is an arithmetic number, because the mean of its divisors is an integer number (1671180).

Almost surely, 2^12032442 is an apocalyptic number.

12032442 is an abundant number, since it is smaller than the sum of its proper divisors (14706438).

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

12032442 is a wasteful number, since it uses less digits than its factorization.

12032442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222834 (or 222828 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 12032442 is about 3468.7810539150. The cubic root of 12032442 is about 229.1489785283.

Adding to 12032442 its reverse (24423021), we get a palindrome (36455463).

The spelling of 12032442 in words is "twelve million, thirty-two thousand, four hundred forty-two".