853236 has 36 divisors (see below), whose sum is σ = 2185092. Its totient is φ = 280704.

The previous prime is 853217. The next prime is 853241. The reversal of 853236 is 632358.

It can be written as a sum of positive squares in 2 ways, for example, as 656100 + 197136 = 810^2 + 444^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

853236 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4846 + ... + 5018.

It is an arithmetic number, because the mean of its divisors is an integer number (60697).

2⁸⁵³²³⁶ is an apocalyptic number.

It is an amenable number.

853236 is an abundant number, since it is smaller than the sum of its proper divisors (1331856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

853236 is a wasteful number, since it uses less digits than its factorization.

853236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 315 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 853236 is about 923.7077459890. The cubic root of 853236 is about 94.8468816880.

It can be divided in two parts, 853 and 236, that added together give a square (1089 = 33²).

The spelling of 853236 in words is "eight hundred fifty-three thousand, two hundred thirty-six".