265715 has 8 divisors (see below), whose sum is σ = 335760. Its totient is φ = 201312.

The previous prime is 265711. The next prime is 265717. The reversal of 265715 is 517562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 265715 - 2² = 265711 is a prime.

It is a super-2 number, since 2×265715² = 141208922450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (265711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1304 + ... + 1493.

It is an arithmetic number, because the mean of its divisors is an integer number (41970).

2²⁶⁵⁷¹⁵ is an apocalyptic number.

265715 is a deficient number, since it is larger than the sum of its proper divisors (70045).

265715 is a wasteful number, since it uses less digits than its factorization.

265715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2821.

The product of its digits is 2100, while the sum is 26.

The square root of 265715 is about 515.4755086326. The cubic root of 265715 is about 64.2892990358.

The spelling of 265715 in words is "two hundred sixty-five thousand, seven hundred fifteen".