873613323 has 64 divisors (see below), whose sum is σ = 1516631040. Its totient is φ = 491097600.

The previous prime is 873613319. The next prime is 873613339. The reversal of 873613323 is 323316378.

It is a happy number.

873613323 is a `hidden beast` number, since 8 + 7 + 3 + 613 + 32 + 3 = 666.

It is not a de Polignac number, because 873613323 - 2² = 873613319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (873613303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 357261 + ... + 359697.

It is an arithmetic number, because the mean of its divisors is an integer number (23697360).

Almost surely, 2^873613323 is an apocalyptic number.

873613323 is a deficient number, since it is larger than the sum of its proper divisors (643017717).

873613323 is a wasteful number, since it uses less digits than its factorization.

873613323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545 (or 2539 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 873613323 is about 29556.9505023776. The cubic root of 873613323 is about 955.9600637338.

The spelling of 873613323 in words is "eight hundred seventy-three million, six hundred thirteen thousand, three hundred twenty-three".