224468444 has 6 divisors (see below), whose sum is σ = 392819784. Its totient is φ = 112234220.

The previous prime is 224468411. The next prime is 224468449. The reversal of 224468444 is 444864422.

It is a happy number.

It is a super-2 number, since 2×224468444² = 100772164703562272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 224468398 and 224468407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224468449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28058552 + ... + 28058559.

It is an arithmetic number, because the mean of its divisors is an integer number (65469964).

Almost surely, 2^224468444 is an apocalyptic number.

It is an amenable number.

224468444 is a deficient number, since it is larger than the sum of its proper divisors (168351340).

224468444 is a wasteful number, since it uses less digits than its factorization.

224468444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56117115 (or 56117113 counting only the distinct ones).

The product of its digits is 196608, while the sum is 38.

The square root of 224468444 is about 14982.2709894061. The cubic root of 224468444 is about 607.7408543290.

The spelling of 224468444 in words is "two hundred twenty-four million, four hundred sixty-eight thousand, four hundred forty-four".