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7275 = 35297

7275 has 12 divisors (see below), whose sum is σ = 12152. Its totient is φ = 3840.

The previous prime is 7253. The next prime is 7283. The reversal of 7275 is 5727.

It can be divided in two parts, 7 and 275, that added together give a palindrome (282).

7275 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7275 - 25 = 7243 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27 + ... + 123.

27275 is an apocalyptic number.

7275 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

7275 is a deficient number, since it is larger than the sum of its proper divisors (4877).

7275 is a wasteful number, since it uses less digits than its factorization.

7275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 105 counting only the distinct ones).

The product of its digits is 490, while the sum is 21.

The square root of 7275 is about 85.2936105462. The cubic root of 7275 is about 19.3766040989.

The spelling of 7275 in words is "seven thousand, two hundred seventy-five".

Divisors: 1 3 5 15 25 75 97 291 485 1455 2425 7275