870755 has 8 divisors (see below), whose sum is σ = 1050000. Its totient is φ = 693216.

The previous prime is 870743. The next prime is 870773. The reversal of 870755 is 557078.

870755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 870755 - 2⁴ = 870739 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496 + ... + 1994.

It is an arithmetic number, because the mean of its divisors is an integer number (131250).

2⁸⁷⁰⁷⁵⁵ is an apocalyptic number.

870755 is a deficient number, since it is larger than the sum of its proper divisors (179245).

870755 is a wasteful number, since it uses less digits than its factorization.

870755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 870755 is about 933.1425400227. The cubic root of 870755 is about 95.4916341822.

The spelling of 870755 in words is "eight hundred seventy thousand, seven hundred fifty-five".