224144456 has 64 divisors (see below), whose sum is σ = 457462080. Its totient is φ = 102574080.

The previous prime is 224144449. The next prime is 224144471. The reversal of 224144456 is 654441422.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1062191 + ... + 1062401.

It is an arithmetic number, because the mean of its divisors is an integer number (7147845).

Almost surely, 2^224144456 is an apocalyptic number.

It is an amenable number.

224144456 is an abundant number, since it is smaller than the sum of its proper divisors (233317624).

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

224144456 is a wasteful number, since it uses less digits than its factorization.

224144456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 410 counting only the distinct ones).

The product of its digits is 30720, while the sum is 32.

The square root of 224144456 is about 14971.4547055388. The cubic root of 224144456 is about 607.4483179571.

Adding to 224144456 its reverse (654441422), we get a palindrome (878585878).

The spelling of 224144456 in words is "two hundred twenty-four million, one hundred forty-four thousand, four hundred fifty-six".