873245723 has 4 divisors (see below), whose sum is σ = 997995120. Its totient is φ = 748496328.

The previous prime is 873245707. The next prime is 873245741. The reversal of 873245723 is 327542378.

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

It is a cyclic number.

It is not a de Polignac number, because 873245723 - 2⁴ = 873245707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (873241723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62374688 + ... + 62374701.

It is an arithmetic number, because the mean of its divisors is an integer number (249498780).

Almost surely, 2^873245723 is an apocalyptic number.

873245723 is a deficient number, since it is larger than the sum of its proper divisors (124749397).

873245723 is a wasteful number, since it uses less digits than its factorization.

873245723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124749396.

The product of its digits is 282240, while the sum is 41.

The square root of 873245723 is about 29550.7313445877. The cubic root of 873245723 is about 955.8259616047.

The spelling of 873245723 in words is "eight hundred seventy-three million, two hundred forty-five thousand, seven hundred twenty-three".