817300423 has 4 divisors (see below), whose sum is σ = 852835248. Its totient is φ = 781765600.

The previous prime is 817300373. The next prime is 817300457. The reversal of 817300423 is 324003718.

817300423 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-817300423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 817300391 and 817300400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (817300723) 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, 17767378 + ... + 17767423.

It is an arithmetic number, because the mean of its divisors is an integer number (213208812).

Almost surely, 2^817300423 is an apocalyptic number.

817300423 is a deficient number, since it is larger than the sum of its proper divisors (35534825).

817300423 is a wasteful number, since it uses less digits than its factorization.

817300423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35534824.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 817300423 is about 28588.4666080572. The cubic root of 817300423 is about 934.9618877389.

The spelling of 817300423 in words is "eight hundred seventeen million, three hundred thousand, four hundred twenty-three".