12333442 has 16 divisors (see below), whose sum is σ = 20412000. Its totient is φ = 5542240.

The previous prime is 12333437. The next prime is 12333473. The reversal of 12333442 is 24433321.

It is a happy number.

It is a super-2 number, since 2×12333442² = 304227583134728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 1192 + ... + 5107.

It is an arithmetic number, because the mean of its divisors is an integer number (1275750).

Almost surely, 2^12333442 is an apocalyptic number.

12333442 is a deficient number, since it is larger than the sum of its proper divisors (8078558).

12333442 is a wasteful number, since it uses less digits than its factorization.

12333442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6401.

The product of its digits is 1728, while the sum is 22.

The square root of 12333442 is about 3511.9000555255. The cubic root of 12333442 is about 231.0440375054.

Adding to 12333442 its reverse (24433321), we get a palindrome (36766763).

The spelling of 12333442 in words is "twelve million, three hundred thirty-three thousand, four hundred forty-two".