228342633 has 16 divisors (see below), whose sum is σ = 309880896. Its totient is φ = 149529600.

The previous prime is 228342619. The next prime is 228342637. The reversal of 228342633 is 336243822.

It is not a de Polignac number, because 228342633 - 2¹⁶ = 228277097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 228342594 and 228342603.

It is not an unprimeable number, because it can be changed into a prime (228342637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79185 + ... + 82017.

It is an arithmetic number, because the mean of its divisors is an integer number (19367556).

Almost surely, 2^228342633 is an apocalyptic number.

It is an amenable number.

228342633 is a deficient number, since it is larger than the sum of its proper divisors (81538263).

228342633 is a wasteful number, since it uses less digits than its factorization.

228342633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3304.

The product of its digits is 41472, while the sum is 33.

The square root of 228342633 is about 15111.0103236018. The cubic root of 228342633 is about 611.2173423613.

The spelling of 228342633 in words is "two hundred twenty-eight million, three hundred forty-two thousand, six hundred thirty-three".