810873323 has 12 divisors (see below), whose sum is σ = 879208128. Its totient is φ = 747508320.

The previous prime is 810873313. The next prime is 810873353. The reversal of 810873323 is 323378018.

It is not a de Polignac number, because 810873323 - 2⁸ = 810873067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (810873313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145478 + ... + 150948.

It is an arithmetic number, because the mean of its divisors is an integer number (73267344).

Almost surely, 2^810873323 is an apocalyptic number.

810873323 is a deficient number, since it is larger than the sum of its proper divisors (68334805).

810873323 is a wasteful number, since it uses less digits than its factorization.

810873323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6374 (or 6361 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 810873323 is about 28475.8375293862. The cubic root of 810873323 is about 932.5046459768.

The spelling of 810873323 in words is "eight hundred ten million, eight hundred seventy-three thousand, three hundred twenty-three".