12733442 has 16 divisors (see below), whose sum is σ = 20321280. Its totient is φ = 5963328.

The previous prime is 12733433. The next prime is 12733447. The reversal of 12733442 is 24433721.

It is not an unprimeable number, because it can be changed into a prime (12733447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7343 + ... + 8909.

It is an arithmetic number, because the mean of its divisors is an integer number (1270080).

Almost surely, 2^12733442 is an apocalyptic number.

12733442 is a deficient number, since it is larger than the sum of its proper divisors (7587838).

12733442 is a wasteful number, since it uses less digits than its factorization.

12733442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825.

The product of its digits is 4032, while the sum is 26.

The square root of 12733442 is about 3568.3948772522. The cubic root of 12733442 is about 233.5152626485.

The spelling of 12733442 in words is "twelve million, seven hundred thirty-three thousand, four hundred forty-two".