228126 has 16 divisors (see below), whose sum is σ = 460944. Its totient is φ = 75264.

The previous prime is 228113. The next prime is 228127. The reversal of 228126 is 621822.

228126 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228127) 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, 1060 + ... + 1256.

It is an arithmetic number, because the mean of its divisors is an integer number (28809).

2²²⁸¹²⁶ is an apocalyptic number.

228126 is an abundant number, since it is smaller than the sum of its proper divisors (232818).

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

228126 is a wasteful number, since it uses less digits than its factorization.

228126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395.

The product of its digits is 384, while the sum is 21.

The square root of 228126 is about 477.6253762103. The cubic root of 228126 is about 61.1023990029.

Adding to 228126 its reverse (621822), we get a palindrome (849948).

The spelling of 228126 in words is "two hundred twenty-eight thousand, one hundred twenty-six".