12434738 has 8 divisors (see below), whose sum is σ = 19156332. Its totient is φ = 6049296.

The previous prime is 12434729. The next prime is 12434753. The reversal of 12434738 is 83743421.

It can be written as a sum of positive squares in 2 ways, for example, as 10647169 + 1787569 = 3263^2 + 1337^2 .

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, 83945 + ... + 84092.

Almost surely, 2^12434738 is an apocalyptic number.

12434738 is a deficient number, since it is larger than the sum of its proper divisors (6721594).

12434738 is a wasteful number, since it uses less digits than its factorization.

12434738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168076.

The product of its digits is 16128, while the sum is 32.

The square root of 12434738 is about 3526.2923871965. The cubic root of 12434738 is about 231.6748442386.

The spelling of 12434738 in words is "twelve million, four hundred thirty-four thousand, seven hundred thirty-eight".