224424442 has 16 divisors (see below), whose sum is σ = 368432064. Its totient is φ = 101680000.

The previous prime is 224424401. The next prime is 224424451. The reversal of 224424442 is 244424422.

It is a super-2 number, since 2×224424442² = 100732660334022728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224424442.

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, 9559 + ... + 23242.

It is an arithmetic number, because the mean of its divisors is an integer number (23027004).

Almost surely, 2^224424442 is an apocalyptic number.

224424442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

224424442 is a deficient number, since it is larger than the sum of its proper divisors (144007622).

224424442 is a wasteful number, since it uses less digits than its factorization.

224424442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33125.

The product of its digits is 16384, while the sum is 28.

The square root of 224424442 is about 14980.8024484672. The cubic root of 224424442 is about 607.7011404162.

Adding to 224424442 its reverse (244424422), we get a palindrome (468848864).

The spelling of 224424442 in words is "two hundred twenty-four million, four hundred twenty-four thousand, four hundred forty-two".