870046 has 8 divisors (see below), whose sum is σ = 1347264. Its totient is φ = 420960.

The previous prime is 870031. The next prime is 870047. The reversal of 870046 is 640078.

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

It is a self number, because there is not a number n which added to its sum of digits gives 870046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870047) by changing a digit.

870046 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6955 + ... + 7078.

It is an arithmetic number, because the mean of its divisors is an integer number (168408).

2⁸⁷⁰⁰⁴⁶ is an apocalyptic number.

870046 is a deficient number, since it is larger than the sum of its proper divisors (477218).

870046 is a wasteful number, since it uses less digits than its factorization.

870046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14066.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 870046 is about 932.7625635712. The cubic root of 870046 is about 95.4657095717.

The spelling of 870046 in words is "eight hundred seventy thousand, forty-six".