228126238 has 16 divisors (see below), whose sum is σ = 363559680. Its totient is φ = 107152416.

The previous prime is 228126221. The next prime is 228126251. The reversal of 228126238 is 832621822.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51006 + ... + 55297.

It is an arithmetic number, because the mean of its divisors is an integer number (22722480).

Almost surely, 2^228126238 is an apocalyptic number.

228126238 is a deficient number, since it is larger than the sum of its proper divisors (135433442).

228126238 is a wasteful number, since it uses less digits than its factorization.

228126238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106371.

The product of its digits is 18432, while the sum is 34.

The square root of 228126238 is about 15103.8484499812. The cubic root of 228126238 is about 611.0242025194.

The spelling of 228126238 in words is "two hundred twenty-eight million, one hundred twenty-six thousand, two hundred thirty-eight".