870496 has 24 divisors (see below), whose sum is σ = 1870344. Its totient is φ = 395520.

The previous prime is 870491. The next prime is 870497. The reversal of 870496 is 694078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870491) 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, 885 + ... + 1588.

It is an arithmetic number, because the mean of its divisors is an integer number (77931).

2⁸⁷⁰⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

870496 is an abundant number, since it is smaller than the sum of its proper divisors (999848).

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

870496 is a wasteful number, since it uses less digits than its factorization.

870496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494 (or 2486 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 870496 is about 933.0037513322. The cubic root of 870496 is about 95.4821654698.

The spelling of 870496 in words is "eight hundred seventy thousand, four hundred ninety-six".