265995 has 24 divisors (see below), whose sum is σ = 482976. Its totient is φ = 135168.

The previous prime is 265987. The next prime is 266003. The reversal of 265995 is 599562.

It is an interprime number because it is at equal distance from previous prime (265987) and next prime (266003).

It is not a de Polignac number, because 265995 - 2³ = 265987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 907 + ... + 1163.

It is an arithmetic number, because the mean of its divisors is an integer number (20124).

2²⁶⁵⁹⁹⁵ is an apocalyptic number.

265995 is a deficient number, since it is larger than the sum of its proper divisors (216981).

265995 is a wasteful number, since it uses less digits than its factorization.

265995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 288 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 265995 is about 515.7470310142. The cubic root of 265995 is about 64.3118729521.

The spelling of 265995 in words is "two hundred sixty-five thousand, nine hundred ninety-five".