63575 has 6 divisors (see below), whose sum is σ = 78864. Its totient is φ = 50840.

The previous prime is 63559. The next prime is 63577. The reversal of 63575 is 57536.

It is not a de Polignac number, because 63575 - 2⁴ = 63559 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 (63577) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1247 + ... + 1296.

It is an arithmetic number, because the mean of its divisors is an integer number (13144).

2⁶³⁵⁷⁵ is an apocalyptic number.

63575 is a deficient number, since it is larger than the sum of its proper divisors (15289).

63575 is a wasteful number, since it uses less digits than its factorization.

63575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553 (or 2548 counting only the distinct ones).

The product of its digits is 3150, while the sum is 26.

The square root of 63575 is about 252.1408336625. The cubic root of 63575 is about 39.9112616164.

The spelling of 63575 in words is "sixty-three thousand, five hundred seventy-five".