860258 has 16 divisors (see below), whose sum is σ = 1510080. Its totient is φ = 359856.

The previous prime is 860257. The next prime is 860267. The reversal of 860258 is 852068.

It is a happy number.

860258 is a modest number, since divided by 258 gives 86 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 860258.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 860258.

It is not an unprimeable number, because it can be changed into a prime (860257) 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 7 ways as a sum of consecutive naturals, for example, 113 + ... + 1316.

It is an arithmetic number, because the mean of its divisors is an integer number (94380).

2⁸⁶⁰²⁵⁸ is an apocalyptic number.

860258 is a deficient number, since it is larger than the sum of its proper divisors (649822).

860258 is a wasteful number, since it uses less digits than its factorization.

860258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 860258 is about 927.5009433957. The cubic root of 860258 is about 95.1063628652.

The spelling of 860258 in words is "eight hundred sixty thousand, two hundred fifty-eight".