12480056 has 8 divisors (see below), whose sum is σ = 23400120. Its totient is φ = 6240024.

The previous prime is 12480049. The next prime is 12480089. The reversal of 12480056 is 65008421.

It is a tau number, because it is divible by the number of its divisors (8).

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, 779996 + ... + 780011.

It is an arithmetic number, because the mean of its divisors is an integer number (2925015).

Almost surely, 2^12480056 is an apocalyptic number.

It is an amenable number.

12480056 is a deficient number, since it is larger than the sum of its proper divisors (10920064).

12480056 is a wasteful number, since it uses less digits than its factorization.

12480056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560013 (or 1560009 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 12480056 is about 3532.7122724615. The cubic root of 12480056 is about 231.9559468476.

Adding to 12480056 its reverse (65008421), we get a palindrome (77488477).

The spelling of 12480056 in words is "twelve million, four hundred eighty thousand, fifty-six".