12134442 has 32 divisors (see below), whose sum is σ = 25147584. Its totient is φ = 3900800.

The previous prime is 12134431. The next prime is 12134449. The reversal of 12134442 is 24443121.

It is not an unprimeable number, because it can be changed into a prime (12134449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26092 + ... + 26552.

It is an arithmetic number, because the mean of its divisors is an integer number (785862).

Almost surely, 2^12134442 is an apocalyptic number.

12134442 is an abundant number, since it is smaller than the sum of its proper divisors (13013142).

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

12134442 is a wasteful number, since it uses less digits than its factorization.

12134442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614.

The product of its digits is 768, while the sum is 21.

The square root of 12134442 is about 3483.4525976393. The cubic root of 12134442 is about 229.7946623554.

Adding to 12134442 its reverse (24443121), we get a palindrome (36577563).

The spelling of 12134442 in words is "twelve million, one hundred thirty-four thousand, four hundred forty-two".