823939327 has 8 divisors (see below), whose sum is σ = 864570240. Its totient is φ = 783709080.

The previous prime is 823939283. The next prime is 823939339. The reversal of 823939327 is 723939328.

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 823939327 - 2¹⁹ = 823415039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (823939367) 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, 95949 + ... + 104182.

It is an arithmetic number, because the mean of its divisors is an integer number (108071280).

Almost surely, 2^823939327 is an apocalyptic number.

823939327 is a deficient number, since it is larger than the sum of its proper divisors (40630913).

823939327 is a wasteful number, since it uses less digits than its factorization.

823939327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200333.

The product of its digits is 489888, while the sum is 46.

The square root of 823939327 is about 28704.3433473055. The cubic root of 823939327 is about 937.4866186416.

Subtracting from 823939327 its reverse (723939328), we obtain a palindrome (99999999).

The spelling of 823939327 in words is "eight hundred twenty-three million, nine hundred thirty-nine thousand, three hundred twenty-seven".