224605328 has 20 divisors (see below), whose sum is σ = 435944940. Its totient is φ = 112103424.

The previous prime is 224605321. The next prime is 224605333. The reversal of 224605328 is 823506422.

It can be written as a sum of positive squares in 2 ways, for example, as 208860304 + 15745024 = 14452^2 + 3968^2 .

It is a junction number, because it is equal to n+sod(n) for n = 224605294 and 224605303.

It is not an unprimeable number, because it can be changed into a prime (224605321) 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, 2933 + ... + 21396.

It is an arithmetic number, because the mean of its divisors is an integer number (21797247).

Almost surely, 2^224605328 is an apocalyptic number.

It is an amenable number.

224605328 is a deficient number, since it is larger than the sum of its proper divisors (211339612).

224605328 is a wasteful number, since it uses less digits than its factorization.

224605328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24914 (or 24908 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 224605328 is about 14986.8384924907. The cubic root of 224605328 is about 607.8643655201.

The spelling of 224605328 in words is "two hundred twenty-four million, six hundred five thousand, three hundred twenty-eight".