869265 has 32 divisors (see below), whose sum is σ = 1589760. Its totient is φ = 450432.

The previous prime is 869257. The next prime is 869273. The reversal of 869265 is 562968.

It is an interprime number because it is at equal distance from previous prime (869257) and next prime (869273).

It is not a de Polignac number, because 869265 - 2³ = 869257 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (25920) is a multiple of the sum of its prime divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6277 + ... + 6413.

It is an arithmetic number, because the mean of its divisors is an integer number (49680).

2⁸⁶⁹²⁶⁵ is an apocalyptic number.

It is an amenable number.

869265 is a deficient number, since it is larger than the sum of its proper divisors (720495).

869265 is a wasteful number, since it uses less digits than its factorization.

869265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 192 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 869265 is about 932.3438207014. The cubic root of 869265 is about 95.4371359715.

The spelling of 869265 in words is "eight hundred sixty-nine thousand, two hundred sixty-five".