855970 has 8 divisors (see below), whose sum is σ = 1540764. Its totient is φ = 342384.

The previous prime is 855947. The next prime is 855983. The reversal of 855970 is 79558.

855970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 724201 + 131769 = 851^2 + 363^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42789 + ... + 42808.

2⁸⁵⁵⁹⁷⁰ is an apocalyptic number.

855970 is a deficient number, since it is larger than the sum of its proper divisors (684794).

855970 is a wasteful number, since it uses less digits than its factorization.

855970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85604.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 855970 is about 925.1864676918. The cubic root of 855970 is about 94.9480787380.

The spelling of 855970 in words is "eight hundred fifty-five thousand, nine hundred seventy".