224001344 has 42 divisors (see below), whose sum is σ = 517081770. Its totient is φ = 95999232.

The previous prime is 224001343. The next prime is 224001353. The reversal of 224001344 is 443100422.

It can be written as a sum of positive squares in only one way, i.e., 127961344 + 96040000 = 11312^2 + 9800^2 .

It is a super-2 number, since 2×224001344² = 100353204227612672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224001343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32579 + ... + 38850.

Almost surely, 2^224001344 is an apocalyptic number.

It is an amenable number.

224001344 is an abundant number, since it is smaller than the sum of its proper divisors (293080426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224001344 is an equidigital number, since it uses as much as digits as its factorization.

224001344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71455 (or 71438 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 224001344 is about 14966.6744469171. The cubic root of 224001344 is about 607.3190090083.

Adding to 224001344 its reverse (443100422), we get a palindrome (667101766).

The spelling of 224001344 in words is "two hundred twenty-four million, one thousand, three hundred forty-four".