228347356 has 6 divisors (see below), whose sum is σ = 399607880. Its totient is φ = 114173676.

The previous prime is 228347341. The next prime is 228347401. The reversal of 228347356 is 653743822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28543416 + ... + 28543423.

Almost surely, 2^228347356 is an apocalyptic number.

It is an amenable number.

228347356 is a deficient number, since it is larger than the sum of its proper divisors (171260524).

228347356 is a wasteful number, since it uses less digits than its factorization.

228347356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57086843 (or 57086841 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 228347356 is about 15111.1665995713. The cubic root of 228347356 is about 611.2215564373.

The spelling of 228347356 in words is "two hundred twenty-eight million, three hundred forty-seven thousand, three hundred fifty-six".