870573 has 32 divisors (see below), whose sum is σ = 1400832. Its totient is φ = 475200.

The previous prime is 870547. The next prime is 870577. The reversal of 870573 is 375078.

870573 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 870573 - 2¹² = 866477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 870573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870577) 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, 23511 + ... + 23547.

It is an arithmetic number, because the mean of its divisors is an integer number (43776).

2⁸⁷⁰⁵⁷³ is an apocalyptic number.

It is an amenable number.

870573 is a deficient number, since it is larger than the sum of its proper divisors (530259).

870573 is a wasteful number, since it uses less digits than its factorization.

870573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 870573 is about 933.0450149912. The cubic root of 870573 is about 95.4849806886.

It can be divided in two parts, 8705 and 73, that added together give a palindrome (8778).

The spelling of 870573 in words is "eight hundred seventy thousand, five hundred seventy-three".