265275 has 30 divisors (see below), whose sum is σ = 495132. Its totient is φ = 140400.

The previous prime is 265273. The next prime is 265277. The reversal of 265275 is 572562.

265275 = T₁₃₃ + T₁₃₄ + ... + T₁₅₇.

265275 is a `hidden beast` number, since 2 + 652 + 7 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (265273) and next prime (265277).

It is not a de Polignac number, because 265275 - 2¹ = 265273 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2⁶ + 6² + 2¹⁸ + 5 + 7⁴ + 5⁴ .

265275 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (265271) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1960 + ... + 2090.

2²⁶⁵²⁷⁵ is an apocalyptic number.

265275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

265275 is a deficient number, since it is larger than the sum of its proper divisors (229857).

265275 is a wasteful number, since it uses less digits than its factorization.

265275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 139 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 265275 is about 515.0485414017. The cubic root of 265275 is about 64.2537936765.

The spelling of 265275 in words is "two hundred sixty-five thousand, two hundred seventy-five".