653375 has 8 divisors (see below), whose sum is σ = 815568. Its totient is φ = 522600.

The previous prime is 653363. The next prime is 653431. The reversal of 653375 is 573356.

It is not a de Polignac number, because 653375 - 2⁶ = 653311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2489 + ... + 2738.

It is an arithmetic number, because the mean of its divisors is an integer number (101946).

2⁶⁵³³⁷⁵ is an apocalyptic number.

653375 is a deficient number, since it is larger than the sum of its proper divisors (162193).

653375 is an equidigital number, since it uses as much as digits as its factorization.

653375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242 (or 5232 counting only the distinct ones).

The product of its digits is 9450, while the sum is 29.

The square root of 653375 is about 808.3161510201. The cubic root of 653375 is about 86.7735777917.

The spelling of 653375 in words is "six hundred fifty-three thousand, three hundred seventy-five".