849773 has 2 divisors, whose sum is σ = 849774. Its totient is φ = 849772.

The previous prime is 849767. The next prime is 849829. The reversal of 849773 is 377948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 550564 + 299209 = 742^2 + 547^2 .

It is a cyclic number.

It is not a de Polignac number, because 849773 - 2¹⁴ = 833389 is a prime.

It is a super-2 number, since 2×849773² = 1444228303058, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (849703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424886 + 424887.

It is an arithmetic number, because the mean of its divisors is an integer number (424887).

2⁸⁴⁹⁷⁷³ is an apocalyptic number.

It is an amenable number.

849773 is a deficient number, since it is larger than the sum of its proper divisors (1).

849773 is an equidigital number, since it uses as much as digits as its factorization.

849773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 38.

The square root of 849773 is about 921.8313294741. The cubic root of 849773 is about 94.7183904231.

The spelling of 849773 in words is "eight hundred forty-nine thousand, seven hundred seventy-three".