853793 has 2 divisors, whose sum is σ = 853794. Its totient is φ = 853792.

The previous prime is 853763. The next prime is 853799. The reversal of 853793 is 397358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 719104 + 134689 = 848^2 + 367^2 .

It is a cyclic number.

It is not a de Polignac number, because 853793 - 2¹⁰ = 852769 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (853799) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426896 + 426897.

It is an arithmetic number, because the mean of its divisors is an integer number (426897).

2⁸⁵³⁷⁹³ is an apocalyptic number.

It is an amenable number.

853793 is a deficient number, since it is larger than the sum of its proper divisors (1).

853793 is an equidigital number, since it uses as much as digits as its factorization.

853793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

The square root of 853793 is about 924.0091990884. The cubic root of 853793 is about 94.8675161594.

The spelling of 853793 in words is "eight hundred fifty-three thousand, seven hundred ninety-three".