802573 has 2 divisors, whose sum is σ = 802574. Its totient is φ = 802572.

The previous prime is 802531. The next prime is 802583. The reversal of 802573 is 375208.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 777924 + 24649 = 882^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 802573 - 2¹⁷ = 671501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (802523) 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, 401286 + 401287.

It is an arithmetic number, because the mean of its divisors is an integer number (401287).

2⁸⁰²⁵⁷³ is an apocalyptic number.

It is an amenable number.

802573 is a deficient number, since it is larger than the sum of its proper divisors (1).

802573 is an equidigital number, since it uses as much as digits as its factorization.

802573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 802573 is about 895.8643870587. The cubic root of 802573 is about 92.9311935657.

The spelling of 802573 in words is "eight hundred two thousand, five hundred seventy-three".