623047323 has 4 divisors (see below), whose sum is σ = 830729768. Its totient is φ = 415364880.

The previous prime is 623047319. The next prime is 623047343. The reversal of 623047323 is 323740326.

623047323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 623047323 - 2² = 623047319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (623047343) 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, 103841218 + ... + 103841223.

It is an arithmetic number, because the mean of its divisors is an integer number (207682442).

Almost surely, 2^623047323 is an apocalyptic number.

623047323 is a deficient number, since it is larger than the sum of its proper divisors (207682445).

623047323 is a wasteful number, since it uses less digits than its factorization.

623047323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207682444.

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 623047323 is about 24960.9159086761. The cubic root of 623047323 is about 854.0966362426.

Adding to 623047323 its reverse (323740326), we get a palindrome (946787649).

The spelling of 623047323 in words is "six hundred twenty-three million, forty-seven thousand, three hundred twenty-three".