228134434 has 8 divisors (see below), whose sum is σ = 373310928. Its totient is φ = 103697460.

The previous prime is 228134377. The next prime is 228134443. The reversal of 228134434 is 434431822.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 228134396 and 228134405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5184852 + ... + 5184895.

It is an arithmetic number, because the mean of its divisors is an integer number (46663866).

Almost surely, 2^228134434 is an apocalyptic number.

228134434 is a deficient number, since it is larger than the sum of its proper divisors (145176494).

228134434 is a wasteful number, since it uses less digits than its factorization.

228134434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10369760.

The product of its digits is 18432, while the sum is 31.

The square root of 228134434 is about 15104.1197691226. The cubic root of 228134434 is about 611.0315199510.

The spelling of 228134434 in words is "two hundred twenty-eight million, one hundred thirty-four thousand, four hundred thirty-four".