855730 has 16 divisors (see below), whose sum is σ = 1560384. Its totient is φ = 337840.

The previous prime is 855727. The next prime is 855731. The reversal of 855730 is 37558.

855730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (855731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315 + ... + 1345.

It is an arithmetic number, because the mean of its divisors is an integer number (97524).

2⁸⁵⁵⁷³⁰ is an apocalyptic number.

855730 is a deficient number, since it is larger than the sum of its proper divisors (704654).

855730 is a wasteful number, since it uses less digits than its factorization.

855730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 855730 is about 925.0567550156. The cubic root of 855730 is about 94.9392039453.

The spelling of 855730 in words is "eight hundred fifty-five thousand, seven hundred thirty".