653495 has 4 divisors (see below), whose sum is σ = 784200. Its totient is φ = 522792.

The previous prime is 653491. The next prime is 653501. The reversal of 653495 is 594356.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 653495 - 2² = 653491 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 653495.

It is not an unprimeable number, because it can be changed into a prime (653491) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 65345 + ... + 65354.

It is an arithmetic number, because the mean of its divisors is an integer number (196050).

2⁶⁵³⁴⁹⁵ is an apocalyptic number.

653495 is a deficient number, since it is larger than the sum of its proper divisors (130705).

653495 is a wasteful number, since it uses less digits than its factorization.

653495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130704.

The product of its digits is 16200, while the sum is 32.

The square root of 653495 is about 808.3903759942. The cubic root of 653495 is about 86.7788897958.

The spelling of 653495 in words is "six hundred fifty-three thousand, four hundred ninety-five".