224228090 has 8 divisors (see below), whose sum is σ = 403610580. Its totient is φ = 89691232.

The previous prime is 224228077. The next prime is 224228099. The reversal of 224228090 is 90822422.

It can be written as a sum of positive squares in 2 ways, for example, as 222099409 + 2128681 = 14903^2 + 1459^2 .

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

It is not an unprimeable number, because it can be changed into a prime (224228099) 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, 11211395 + ... + 11211414.

Almost surely, 2^224228090 is an apocalyptic number.

224228090 is a deficient number, since it is larger than the sum of its proper divisors (179382490).

224228090 is a wasteful number, since it uses less digits than its factorization.

224228090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22422816.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 224228090 is about 14974.2475603951. The cubic root of 224228090 is about 607.5238600371.

It can be divided in two parts, 22 and 4228090, that multiplied together give a triangular number (93017980 = T₁₃₆₃₉).

The spelling of 224228090 in words is "two hundred twenty-four million, two hundred twenty-eight thousand, ninety".