802723 has 8 divisors (see below), whose sum is σ = 887328. Its totient is φ = 722304.

The previous prime is 802721. The next prime is 802729. The reversal of 802723 is 327208.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 802723 - 2¹ = 802721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 802694 and 802703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636 + ... + 1417.

It is an arithmetic number, because the mean of its divisors is an integer number (110916).

2⁸⁰²⁷²³ is an apocalyptic number.

802723 is a deficient number, since it is larger than the sum of its proper divisors (84605).

802723 is a wasteful number, since it uses less digits than its factorization.

802723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 802723 is about 895.9481011755. The cubic root of 802723 is about 92.9369827839.

The spelling of 802723 in words is "eight hundred two thousand, seven hundred twenty-three".