853933 has 2 divisors, whose sum is σ = 853934. Its totient is φ = 853932.

The previous prime is 853913. The next prime is 853949. The reversal of 853933 is 339358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 743044 + 110889 = 862^2 + 333^2 .

It is a cyclic number.

It is not a de Polignac number, because 853933 - 2⁵ = 853901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 853895 and 853904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853903) 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 as a sum of consecutive naturals, namely, 426966 + 426967.

It is an arithmetic number, because the mean of its divisors is an integer number (426967).

2⁸⁵³⁹³³ is an apocalyptic number.

It is an amenable number.

853933 is a deficient number, since it is larger than the sum of its proper divisors (1).

853933 is an equidigital number, since it uses as much as digits as its factorization.

853933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 853933 is about 924.0849528047. The cubic root of 853933 is about 94.8727011501.

The spelling of 853933 in words is "eight hundred fifty-three thousand, nine hundred thirty-three".