224742464 has 14 divisors (see below), whose sum is σ = 445973454. Its totient is φ = 112371200.

The previous prime is 224742461. The next prime is 224742481. The reversal of 224742464 is 464247422.

It can be written as a sum of positive squares in only one way, i.e., 168792064 + 55950400 = 12992^2 + 7480^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224742461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1755737 + ... + 1755864.

Almost surely, 2^224742464 is an apocalyptic number.

It is an amenable number.

224742464 is a deficient number, since it is larger than the sum of its proper divisors (221230990).

224742464 is an equidigital number, since it uses as much as digits as its factorization.

224742464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511613 (or 3511603 counting only the distinct ones).

The product of its digits is 86016, while the sum is 35.

The square root of 224742464 is about 14991.4130087861. The cubic root of 224742464 is about 607.9880537819.

Adding to 224742464 its reverse (464247422), we get a palindrome (688989886).

The spelling of 224742464 in words is "two hundred twenty-four million, seven hundred forty-two thousand, four hundred sixty-four".