873045 has 32 divisors (see below), whose sum is σ = 1612800. Its totient is φ = 447552.

The previous prime is 873043. The next prime is 873049. The reversal of 873045 is 540378.

873045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 873045 - 2¹ = 873043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3804 + ... + 4026.

It is an arithmetic number, because the mean of its divisors is an integer number (50400).

2⁸⁷³⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

873045 is a deficient number, since it is larger than the sum of its proper divisors (739755).

873045 is a wasteful number, since it uses less digits than its factorization.

873045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 873045 is about 934.3687708822. The cubic root of 873045 is about 95.5752721068.

The spelling of 873045 in words is "eight hundred seventy-three thousand, forty-five".