875345 has 4 divisors (see below), whose sum is σ = 1050420. Its totient is φ = 700272.

The previous prime is 875341. The next prime is 875363. The reversal of 875345 is 543578.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 425104 + 450241 = 652^2 + 671^2 .

It is a cyclic number.

It is not a de Polignac number, because 875345 - 2² = 875341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87530 + ... + 87539.

It is an arithmetic number, because the mean of its divisors is an integer number (262605).

2⁸⁷⁵³⁴⁵ is an apocalyptic number.

It is an amenable number.

875345 is a deficient number, since it is larger than the sum of its proper divisors (175075).

875345 is a wasteful number, since it uses less digits than its factorization.

875345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175074.

The product of its digits is 16800, while the sum is 32.

The square root of 875345 is about 935.5987387764. The cubic root of 875345 is about 95.6591281775.

The spelling of 875345 in words is "eight hundred seventy-five thousand, three hundred forty-five".