870592 has 28 divisors (see below), whose sum is σ = 1763776. Its totient is φ = 426240.

The previous prime is 870589. The next prime is 870593. The reversal of 870592 is 295078.

It is not an unprimeable number, because it can be changed into a prime (870593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3793 + ... + 4015.

It is an arithmetic number, because the mean of its divisors is an integer number (62992).

2⁸⁷⁰⁵⁹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 870592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (881888).

870592 is an abundant number, since it is smaller than the sum of its proper divisors (893184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

870592 is a wasteful number, since it uses less digits than its factorization.

870592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 870592 is about 933.0551966524. The cubic root of 870592 is about 95.4856753274.

The spelling of 870592 in words is "eight hundred seventy thousand, five hundred ninety-two".