653065 has 16 divisors (see below), whose sum is σ = 916992. Its totient is φ = 437184.

The previous prime is 653057. The next prime is 653083. The reversal of 653065 is 560356.

It is a cyclic number.

It is not a de Polignac number, because 653065 - 2³ = 653057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447 + ... + 1843.

It is an arithmetic number, because the mean of its divisors is an integer number (57312).

2⁶⁵³⁰⁶⁵ is an apocalyptic number.

It is an amenable number.

653065 is a deficient number, since it is larger than the sum of its proper divisors (263927).

653065 is a wasteful number, since it uses less digits than its factorization.

653065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 653065 is about 808.1243716162. The cubic root of 653065 is about 86.7598521036.

The spelling of 653065 in words is "six hundred fifty-three thousand, sixty-five".