865052 has 6 divisors (see below), whose sum is σ = 1513848. Its totient is φ = 432524.

The previous prime is 865049. The next prime is 865057. The reversal of 865052 is 250568.

865052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108128 + ... + 108135.

It is an arithmetic number, because the mean of its divisors is an integer number (252308).

2⁸⁶⁵⁰⁵² is an apocalyptic number.

It is an amenable number.

865052 is a deficient number, since it is larger than the sum of its proper divisors (648796).

865052 is a wasteful number, since it uses less digits than its factorization.

865052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216267 (or 216265 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 865052 is about 930.0817168400. The cubic root of 865052 is about 95.2827035948.

The spelling of 865052 in words is "eight hundred sixty-five thousand, fifty-two".