12412742 has 4 divisors (see below), whose sum is σ = 18619116. Its totient is φ = 6206370.

The previous prime is 12412739. The next prime is 12412753. The reversal of 12412742 is 24721421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24721421 = 643 ⋅38447.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3103184 + ... + 3103187.

It is an arithmetic number, because the mean of its divisors is an integer number (4654779).

Almost surely, 2^12412742 is an apocalyptic number.

12412742 is a deficient number, since it is larger than the sum of its proper divisors (6206374).

12412742 is an equidigital number, since it uses as much as digits as its factorization.

12412742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206373.

The product of its digits is 896, while the sum is 23.

The square root of 12412742 is about 3523.1721502078. The cubic root of 12412742 is about 231.5381592094.

The spelling of 12412742 in words is "twelve million, four hundred twelve thousand, seven hundred forty-two".