12047456 has 12 divisors (see below), whose sum is σ = 23718492. Its totient is φ = 6023712.

The previous prime is 12047449. The next prime is 12047473. The reversal of 12047456 is 65474021.

12047456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 188210 + ... + 188273.

It is an arithmetic number, because the mean of its divisors is an integer number (1976541).

Almost surely, 2^12047456 is an apocalyptic number.

12047456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12047456 is a deficient number, since it is larger than the sum of its proper divisors (11671036).

12047456 is an equidigital number, since it uses as much as digits as its factorization.

12047456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376493 (or 376485 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 12047456 is about 3470.9445400352. The cubic root of 12047456 is about 229.2442490967.

The spelling of 12047456 in words is "twelve million, forty-seven thousand, four hundred fifty-six".