873725 has 6 divisors (see below), whose sum is σ = 1083450. Its totient is φ = 698960.

The previous prime is 873721. The next prime is 873727. The reversal of 873725 is 527378.

It can be written as a sum of positive squares in 3 ways, for example, as 1369 + 872356 = 37^2 + 934^2 .

It is not a de Polignac number, because 873725 - 2² = 873721 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 873691 and 873700.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 873725.

It is not an unprimeable number, because it can be changed into a prime (873721) 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 5 ways as a sum of consecutive naturals, for example, 17450 + ... + 17499.

It is an arithmetic number, because the mean of its divisors is an integer number (180575).

2⁸⁷³⁷²⁵ is an apocalyptic number.

It is an amenable number.

873725 is a deficient number, since it is larger than the sum of its proper divisors (209725).

873725 is a wasteful number, since it uses less digits than its factorization.

873725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34959 (or 34954 counting only the distinct ones).

The product of its digits is 11760, while the sum is 32.

The square root of 873725 is about 934.7325820790. The cubic root of 873725 is about 95.6000796554.

The spelling of 873725 in words is "eight hundred seventy-three thousand, seven hundred twenty-five".