12340474 has 8 divisors (see below), whose sum is σ = 18605268. Its totient is φ = 6138720.

The previous prime is 12340469. The next prime is 12340507. The reversal of 12340474 is 47404321.

It can be written as a sum of positive squares in 2 ways, for example, as 10936249 + 1404225 = 3307^2 + 1185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15267 + ... + 16054.

Almost surely, 2^12340474 is an apocalyptic number.

12340474 is a deficient number, since it is larger than the sum of its proper divisors (6264794).

12340474 is a wasteful number, since it uses less digits than its factorization.

12340474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31520.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 12340474 is about 3512.9010803039. The cubic root of 12340474 is about 231.0879396319.

Adding to 12340474 its reverse (47404321), we get a palindrome (59744795).

The spelling of 12340474 in words is "twelve million, three hundred forty thousand, four hundred seventy-four".