224231404 has 6 divisors (see below), whose sum is σ = 392404964. Its totient is φ = 112115700.

The previous prime is 224231383. The next prime is 224231417. The reversal of 224231404 is 404132422.

It is a happy number.

It is a super-3 number, since 3×224231404³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28028922 + ... + 28028929.

Almost surely, 2^224231404 is an apocalyptic number.

It is an amenable number.

224231404 is a deficient number, since it is larger than the sum of its proper divisors (168173560).

224231404 is a wasteful number, since it uses less digits than its factorization.

224231404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56057855 (or 56057853 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 224231404 is about 14974.3582166315. The cubic root of 224231404 is about 607.5268530076.

Adding to 224231404 its reverse (404132422), we get a palindrome (628363826).

The spelling of 224231404 in words is "two hundred twenty-four million, two hundred thirty-one thousand, four hundred four".