863252 has 18 divisors (see below), whose sum is σ = 1637118. Its totient is φ = 398112.

The previous prime is 863251. The next prime is 863279. The reversal of 863252 is 252368.

It can be written as a sum of positive squares in 3 ways, for example, as 5776 + 857476 = 76^2 + 926^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38 + ... + 1314.

It is an arithmetic number, because the mean of its divisors is an integer number (90951).

2⁸⁶³²⁵² is an apocalyptic number.

It is an amenable number.

863252 is a deficient number, since it is larger than the sum of its proper divisors (773866).

863252 is a wasteful number, since it uses less digits than its factorization.

863252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307 (or 1292 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 863252 is about 929.1135560307. The cubic root of 863252 is about 95.2165696272.

The spelling of 863252 in words is "eight hundred sixty-three thousand, two hundred fifty-two".