63875 has 16 divisors (see below), whose sum is σ = 92352. Its totient is φ = 43200.

The previous prime is 63863. The next prime is 63901. The reversal of 63875 is 57836.

It is not a de Polignac number, because 63875 - 2¹⁰ = 62851 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 839 + ... + 911.

It is an arithmetic number, because the mean of its divisors is an integer number (5772).

2⁶³⁸⁷⁵ is an apocalyptic number.

63875 is a deficient number, since it is larger than the sum of its proper divisors (28477).

63875 is an equidigital number, since it uses as much as digits as its factorization.

63875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 85 counting only the distinct ones).

The product of its digits is 5040, while the sum is 29.

The square root of 63875 is about 252.7350391220. The cubic root of 63875 is about 39.9739413607.

The spelling of 63875 in words is "sixty-three thousand, eight hundred seventy-five".