12042286 has 16 divisors (see below), whose sum is σ = 18432000. Its totient is φ = 5899608.

The previous prime is 12042269. The next prime is 12042287. The reversal of 12042286 is 68224021.

It is a happy number.

12042286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12042286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31251 + ... + 31633.

It is an arithmetic number, because the mean of its divisors is an integer number (1152000).

Almost surely, 2^12042286 is an apocalyptic number.

12042286 is a deficient number, since it is larger than the sum of its proper divisors (6389714).

12042286 is a wasteful number, since it uses less digits than its factorization.

12042286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 12042286 is about 3470.1997060688. The cubic root of 12042286 is about 229.2114520662.

The spelling of 12042286 in words is "twelve million, forty-two thousand, two hundred eighty-six".