224243687432 has 12 divisors (see below), whose sum is σ = 420459425295. Its totient is φ = 112121174024.

The previous prime is 224243687413. The next prime is 224243687449. The reversal of 224243687432 is 234786342422.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 112121843716 + 112121843716 = 334846^2 + 334846^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=334846.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1255673 + ... + 1423095.

Almost surely, 2^224243687432 is an apocalyptic number.

It is an amenable number.

224243687432 is a deficient number, since it is larger than the sum of its proper divisors (196215737863).

224243687432 is an frugal number, since it uses more digits than its factorization.

224243687432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334852 (or 167425 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 47.

The spelling of 224243687432 in words is "two hundred twenty-four billion, two hundred forty-three million, six hundred eighty-seven thousand, four hundred thirty-two".