228221096 has 16 divisors (see below), whose sum is σ = 437019840. Its totient is φ = 111682480.

The previous prime is 228221093. The next prime is 228221137. The reversal of 228221096 is 690122822.

It is not an unprimeable number, because it can be changed into a prime (228221093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303110 + ... + 303861.

It is an arithmetic number, because the mean of its divisors is an integer number (27313740).

Almost surely, 2^228221096 is an apocalyptic number.

It is an amenable number.

228221096 is a deficient number, since it is larger than the sum of its proper divisors (208798744).

228221096 is a wasteful number, since it uses less digits than its factorization.

228221096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607024 (or 607020 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 228221096 is about 15106.9883166699. The cubic root of 228221096 is about 611.1088815150.

The spelling of 228221096 in words is "two hundred twenty-eight million, two hundred twenty-one thousand, ninety-six".