63475875 has 48 divisors (see below), whose sum is σ = 121193280. Its totient is φ = 31852800.

The previous prime is 63475847. The next prime is 63475877. The reversal of 63475875 is 57857436.

63475875 is a `hidden beast` number, since 63 + 4 + 7 + 587 + 5 = 666.

It is not a de Polignac number, because 63475875 - 2⁵ = 63475843 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 63475875.

It is not an unprimeable number, because it can be changed into a prime (63475877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17466 + ... + 20784.

It is an arithmetic number, because the mean of its divisors is an integer number (2524860).

Almost surely, 2^63475875 is an apocalyptic number.

63475875 is a deficient number, since it is larger than the sum of its proper divisors (57717405).

63475875 is a wasteful number, since it uses less digits than its factorization.

63475875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357 (or 3344 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 63475875 is about 7967.1748443222. The cubic root of 63475875 is about 398.9050785187.

The spelling of 63475875 in words is "sixty-three million, four hundred seventy-five thousand, eight hundred seventy-five".