224644231446 has 16 divisors (see below), whose sum is σ = 449402456064. Its totient is φ = 74862411624.

The previous prime is 224644231421. The next prime is 224644231501. The reversal of 224644231446 is 644132446422.

It is a junction number, because it is equal to n+sod(n) for n = 224644231398 and 224644231407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4724086 + ... + 4771401.

It is an arithmetic number, because the mean of its divisors is an integer number (28087653504).

Almost surely, 2^224644231446 is an apocalyptic number.

224644231446 is an abundant number, since it is smaller than the sum of its proper divisors (224758224618).

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

224644231446 is a wasteful number, since it uses less digits than its factorization.

224644231446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9499435.

The product of its digits is 884736, while the sum is 42.

Adding to 224644231446 its reverse (644132446422), we get a palindrome (868776677868).

The spelling of 224644231446 in words is "two hundred twenty-four billion, six hundred forty-four million, two hundred thirty-one thousand, four hundred forty-six".