224445448 has 8 divisors (see below), whose sum is σ = 420835230. Its totient is φ = 112222720.

The previous prime is 224445443. The next prime is 224445457. The reversal of 224445448 is 844544422.

It can be written as a sum of positive squares in only one way, i.e., 221354884 + 3090564 = 14878^2 + 1758^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (224445443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14027833 + ... + 14027848.

Almost surely, 2^224445448 is an apocalyptic number.

It is an amenable number.

224445448 is a deficient number, since it is larger than the sum of its proper divisors (196389782).

224445448 is a wasteful number, since it uses less digits than its factorization.

224445448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28055687 (or 28055683 counting only the distinct ones).

The product of its digits is 163840, while the sum is 37.

The square root of 224445448 is about 14981.5035293525. The cubic root of 224445448 is about 607.7200999849.

The spelling of 224445448 in words is "two hundred twenty-four million, four hundred forty-five thousand, four hundred forty-eight".