253316 has 24 divisors (see below), whose sum is σ = 517440. Its totient is φ = 106272.

The previous prime is 253307. The next prime is 253321. The reversal of 253316 is 613352.

It is an unprimeable number.

253316 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 7 ways as a sum of consecutive naturals, for example, 2270 + ... + 2378.

It is an arithmetic number, because the mean of its divisors is an integer number (21560).

2²⁵³³¹⁶ is an apocalyptic number.

It is an amenable number.

253316 is an abundant number, since it is smaller than the sum of its proper divisors (264124).

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

253316 is a wasteful number, since it uses less digits than its factorization.

253316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 201 counting only the distinct ones).

The product of its digits is 540, while the sum is 20.

The square root of 253316 is about 503.3050764695. The cubic root of 253316 is about 63.2733565778.

Adding to 253316 its reverse (613352), we get a palindrome (866668).

The spelling of 253316 in words is "two hundred fifty-three thousand, three hundred sixteen".