653056 has 18 divisors (see below), whose sum is σ = 1304072. Its totient is φ = 326400.

The previous prime is 653033. The next prime is 653057. The reversal of 653056 is 650356.

It is a self number, because there is not a number n which added to its sum of digits gives 653056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653057) by changing a digit.

653056 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020 + ... + 1531.

2⁶⁵³⁰⁵⁶ is an apocalyptic number.

It is an amenable number.

653056 is a deficient number, since it is larger than the sum of its proper divisors (651016).

653056 is an equidigital number, since it uses as much as digits as its factorization.

653056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567 (or 2553 counting only the distinct ones).

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

The square root of 653056 is about 808.1188031472. The cubic root of 653056 is about 86.7594535510.

The spelling of 653056 in words is "six hundred fifty-three thousand, fifty-six".