258116 has 12 divisors (see below), whose sum is σ = 455532. Its totient is φ = 127968.

The previous prime is 258113. The next prime is 258119. The reversal of 258116 is 611852.

It is an interprime number because it is at equal distance from previous prime (258113) and next prime (258119).

It can be written as a sum of positive squares in 2 ways, for example, as 193600 + 64516 = 440^2 + 254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 258091 and 258100.

It is not an unprimeable number, because it can be changed into a prime (258113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506 + ... + 878.

It is an arithmetic number, because the mean of its divisors is an integer number (37961).

2²⁵⁸¹¹⁶ is an apocalyptic number.

It is an amenable number.

258116 is a deficient number, since it is larger than the sum of its proper divisors (197416).

258116 is a wasteful number, since it uses less digits than its factorization.

258116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 548 counting only the distinct ones).

The product of its digits is 480, while the sum is 23.

The square root of 258116 is about 508.0511785244. The cubic root of 258116 is about 63.6705070948.

Adding to 258116 its reverse (611852), we get a palindrome (869968).

The spelling of 258116 in words is "two hundred fifty-eight thousand, one hundred sixteen".