224420412 has 12 divisors (see below), whose sum is σ = 523647656. Its totient is φ = 74806800.

The previous prime is 224420401. The next prime is 224420437. The reversal of 224420412 is 214024422.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9350839 + ... + 9350862.

Almost surely, 2^224420412 is an apocalyptic number.

It is an amenable number.

224420412 is an abundant number, since it is smaller than the sum of its proper divisors (299227244).

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

224420412 is a wasteful number, since it uses less digits than its factorization.

224420412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18701708 (or 18701706 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 224420412 is about 14980.6679423849. The cubic root of 224420412 is about 607.6975028886.

Adding to 224420412 its reverse (214024422), we get a palindrome (438444834).

The spelling of 224420412 in words is "two hundred twenty-four million, four hundred twenty thousand, four hundred twelve".