823273 has 4 divisors (see below), whose sum is σ = 898128. Its totient is φ = 748420.

The previous prime is 823271. The next prime is 823283. The reversal of 823273 is 372328.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 823273 - 2¹ = 823271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (823271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37411 + ... + 37432.

It is an arithmetic number, because the mean of its divisors is an integer number (224532).

2⁸²³²⁷³ is an apocalyptic number.

It is an amenable number.

823273 is a deficient number, since it is larger than the sum of its proper divisors (74855).

823273 is a wasteful number, since it uses less digits than its factorization.

823273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74854.

The product of its digits is 2016, while the sum is 25.

The square root of 823273 is about 907.3439259729. The cubic root of 823273 is about 93.7233832587.

The spelling of 823273 in words is "eight hundred twenty-three thousand, two hundred seventy-three".