12283542 has 16 divisors (see below), whose sum is σ = 27296880. Its totient is φ = 4094496.

The previous prime is 12283511. The next prime is 12283543. The reversal of 12283542 is 24538221.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12283543) 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, 113683 + ... + 113790.

It is an arithmetic number, because the mean of its divisors is an integer number (1706055).

Almost surely, 2^12283542 is an apocalyptic number.

12283542 is an abundant number, since it is smaller than the sum of its proper divisors (15013338).

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

12283542 is a wasteful number, since it uses less digits than its factorization.

12283542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227484 (or 227478 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 12283542 is about 3504.7884386936. The cubic root of 12283542 is about 230.7320218470.

The spelling of 12283542 in words is "twelve million, two hundred eighty-three thousand, five hundred forty-two".