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BaseRepresentation
bin100011001101
310002110
4203031
533003
614233
76366
oct4315
93073
102253
111769
121379
131044
14b6d
15a03
hex8cd

2253 has 4 divisors (see below), whose sum is σ = 3008. Its totient is φ = 1500.

The previous prime is 2251. The next prime is 2267. The reversal of 2253 is 3522.

2253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2253 - 21 = 2251 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

2253 is a lucky number.

It is a plaindrome in base 12 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373 + ... + 378.

It is an arithmetic number, because the mean of its divisors is an integer number (752).

It is an amenable number.

2253 is a deficient number, since it is larger than the sum of its proper divisors (755).

2253 is an equidigital number, since it uses as much as digits as its factorization.

2253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754.

The product of its digits is 60, while the sum is 12.

The square root of 2253 is about 47.4657771452. The cubic root of 2253 is about 13.1095282543.

Adding to 2253 its reverse (3522), we get a palindrome (5775).

The spelling of 2253 in words is "two thousand, two hundred fifty-three".

Divisors: 1 3 751 2253