228842343 has 6 divisors (see below), whose sum is σ = 330550064. Its totient is φ = 152561556.

The previous prime is 228842333. The next prime is 228842353. The reversal of 228842343 is 343248822.

It is a happy number.

228842343 is a `hidden beast` number, since 228 + 8 + 423 + 4 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (228842333) and next prime (228842353).

It is not a de Polignac number, because 228842343 - 2⁹ = 228841831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 228842298 and 228842307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228842323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12713455 + ... + 12713472.

Almost surely, 2^228842343 is an apocalyptic number.

228842343 is a deficient number, since it is larger than the sum of its proper divisors (101707721).

228842343 is a wasteful number, since it uses less digits than its factorization.

228842343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25426933 (or 25426930 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 228842343 is about 15127.5359196401. The cubic root of 228842343 is about 611.6628846302.

The spelling of 228842343 in words is "two hundred twenty-eight million, eight hundred forty-two thousand, three hundred forty-three".