653316 has 12 divisors (see below), whose sum is σ = 1524432. Its totient is φ = 217768.

The previous prime is 653311. The next prime is 653321. The reversal of 653316 is 613356.

It is an interprime number because it is at equal distance from previous prime (653311) and next prime (653321).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (653311) by changing a digit.

653316 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 in 3 ways as a sum of consecutive naturals, for example, 27210 + ... + 27233.

It is an arithmetic number, because the mean of its divisors is an integer number (127036).

2⁶⁵³³¹⁶ is an apocalyptic number.

It is an amenable number.

653316 is an abundant number, since it is smaller than the sum of its proper divisors (871116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

653316 is a wasteful number, since it uses less digits than its factorization.

653316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54450 (or 54448 counting only the distinct ones).

The product of its digits is 1620, while the sum is 24.

The square root of 653316 is about 808.2796545751. The cubic root of 653316 is about 86.7709658179.

It can be divided in two parts, 653 and 316, that added together give a palindrome (969).

The spelling of 653316 in words is "six hundred fifty-three thousand, three hundred sixteen".