853245 has 24 divisors (see below), whose sum is σ = 1506336. Its totient is φ = 446688.

The previous prime is 853241. The next prime is 853283. The reversal of 853245 is 542358.

It is not a de Polignac number, because 853245 - 2² = 853241 is a prime.

It is a d-powerful number, because it can be written as 8⁶ + 5⁴ + 2¹⁹ + 3³ + 4⁸ + 5⁴ .

It is a Curzon number.

853245 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2874 + ... + 3156.

It is an arithmetic number, because the mean of its divisors is an integer number (62764).

2⁸⁵³²⁴⁵ is an apocalyptic number.

It is an amenable number.

853245 is a deficient number, since it is larger than the sum of its proper divisors (653091).

853245 is a wasteful number, since it uses less digits than its factorization.

853245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 358 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 853245 is about 923.7126176469. The cubic root of 853245 is about 94.8472151709.

The spelling of 853245 in words is "eight hundred fifty-three thousand, two hundred forty-five".