56475459 has 24 divisors (see below), whose sum is σ = 85423104. Its totient is φ = 35910000.

The previous prime is 56475421. The next prime is 56475473. The reversal of 56475459 is 95457465.

It is not a de Polignac number, because 56475459 - 2⁹ = 56474947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56475259) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 18384 + ... + 21234.

It is an arithmetic number, because the mean of its divisors is an integer number (3559296).

Almost surely, 2^56475459 is an apocalyptic number.

56475459 is a deficient number, since it is larger than the sum of its proper divisors (28947645).

56475459 is a wasteful number, since it uses less digits than its factorization.

56475459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959 (or 2956 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The square root of 56475459 is about 7515.0155688461. The cubic root of 56475459 is about 383.6659489055.

The spelling of 56475459 in words is "fifty-six million, four hundred seventy-five thousand, four hundred fifty-nine".