224743228 has 12 divisors (see below), whose sum is σ = 396977112. Its totient is φ = 111321200.

The previous prime is 224743201. The next prime is 224743279. The reversal of 224743228 is 822347422.

It is a junction number, because it is equal to n+sod(n) for n = 224743193 and 224743202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262123 + ... + 262978.

It is an arithmetic number, because the mean of its divisors is an integer number (33081426).

Almost surely, 2^224743228 is an apocalyptic number.

It is an amenable number.

224743228 is a deficient number, since it is larger than the sum of its proper divisors (172233884).

224743228 is a wasteful number, since it uses less digits than its factorization.

224743228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525212 (or 525210 counting only the distinct ones).

The product of its digits is 43008, while the sum is 34.

The square root of 224743228 is about 14991.4384900182. The cubic root of 224743228 is about 607.9887427221.

The spelling of 224743228 in words is "two hundred twenty-four million, seven hundred forty-three thousand, two hundred twenty-eight".