56448003 has 12 divisors (see below), whose sum is σ = 78680840. Its totient is φ = 35994816.

The previous prime is 56448001. The next prime is 56448011. The reversal of 56448003 is 30084465.

It is not a de Polignac number, because 56448003 - 2¹ = 56448001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56448001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16198 + ... + 19371.

Almost surely, 2^56448003 is an apocalyptic number.

56448003 is a deficient number, since it is larger than the sum of its proper divisors (22232837).

56448003 is a wasteful number, since it uses less digits than its factorization.

56448003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35618 (or 35595 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 56448003 is about 7513.1886040482. The cubic root of 56448003 is about 383.6037647286.

The spelling of 56448003 in words is "fifty-six million, four hundred forty-eight thousand, three".