258126 has 16 divisors (see below), whose sum is σ = 563328. Its totient is φ = 78200.

The previous prime is 258119. The next prime is 258127. The reversal of 258126 is 621852.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 258096 and 258105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258127) 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, 1890 + ... + 2021.

It is an arithmetic number, because the mean of its divisors is an integer number (35208).

2²⁵⁸¹²⁶ is an apocalyptic number.

258126 is an abundant number, since it is smaller than the sum of its proper divisors (305202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

258126 is a wasteful number, since it uses less digits than its factorization.

258126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3927.

The product of its digits is 960, while the sum is 24.

The square root of 258126 is about 508.0610199572. The cubic root of 258126 is about 63.6713293309.

Adding to 258126 its reverse (621852), we get a palindrome (879978).

The spelling of 258126 in words is "two hundred fifty-eight thousand, one hundred twenty-six".