823373 has 2 divisors, whose sum is σ = 823374. Its totient is φ = 823372.

The previous prime is 823357. The next prime is 823399. The reversal of 823373 is 373328.

It is an a-pointer prime, because the next prime (823399) can be obtained adding 823373 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 605284 + 218089 = 778^2 + 467^2 .

It is a cyclic number.

It is not a de Polignac number, because 823373 - 2⁴ = 823357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (823573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411686 + 411687.

It is an arithmetic number, because the mean of its divisors is an integer number (411687).

2⁸²³³⁷³ is an apocalyptic number.

It is an amenable number.

823373 is a deficient number, since it is larger than the sum of its proper divisors (1).

823373 is an equidigital number, since it uses as much as digits as its factorization.

823373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 823373 is about 907.3990301956. The cubic root of 823373 is about 93.7271778521.

The spelling of 823373 in words is "eight hundred twenty-three thousand, three hundred seventy-three".