12351742 has 16 divisors (see below), whose sum is σ = 20441232. Its totient is φ = 5561280.

The previous prime is 12351739. The next prime is 12351743. The reversal of 12351742 is 24715321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12351743) 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, 4728 + ... + 6859.

It is an arithmetic number, because the mean of its divisors is an integer number (1277577).

Almost surely, 2^12351742 is an apocalyptic number.

12351742 is a deficient number, since it is larger than the sum of its proper divisors (8089490).

12351742 is a wasteful number, since it uses less digits than its factorization.

12351742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11643.

The product of its digits is 1680, while the sum is 25.

The square root of 12351742 is about 3514.5045169981. The cubic root of 12351742 is about 231.1582531593.

The spelling of 12351742 in words is "twelve million, three hundred fifty-one thousand, seven hundred forty-two".