653875 has 8 divisors (see below), whose sum is σ = 816192. Its totient is φ = 523000.

The previous prime is 653831. The next prime is 653879. The reversal of 653875 is 578356.

It is a happy number.

It is not a de Polignac number, because 653875 - 2⁹ = 653363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 653875.

It is not an unprimeable number, because it can be changed into a prime (653879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2491 + ... + 2740.

It is an arithmetic number, because the mean of its divisors is an integer number (102024).

2⁶⁵³⁸⁷⁵ is an apocalyptic number.

653875 is a deficient number, since it is larger than the sum of its proper divisors (162317).

653875 is an equidigital number, since it uses as much as digits as its factorization.

653875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246 (or 5236 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 653875 is about 808.6253767969. The cubic root of 653875 is about 86.7957068530.

The spelling of 653875 in words is "six hundred fifty-three thousand, eight hundred seventy-five".