12404734 has 4 divisors (see below), whose sum is σ = 18607104. Its totient is φ = 6202366.

The previous prime is 12404729. The next prime is 12404761. The reversal of 12404734 is 43740421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43740421 = 1493 ⋅29297.

It is a super-2 number, since 2×12404734² = 307754851221512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12404699 and 12404708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3101182 + ... + 3101185.

It is an arithmetic number, because the mean of its divisors is an integer number (4651776).

Almost surely, 2^12404734 is an apocalyptic number.

12404734 is a deficient number, since it is larger than the sum of its proper divisors (6202370).

12404734 is an equidigital number, since it uses as much as digits as its factorization.

12404734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6202369.

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

The square root of 12404734 is about 3522.0354910194. The cubic root of 12404734 is about 231.4883567173.

The spelling of 12404734 in words is "twelve million, four hundred four thousand, seven hundred thirty-four".