224143442 has 16 divisors (see below), whose sum is σ = 341496000. Its totient is φ = 110324400.

The previous prime is 224143427. The next prime is 224143457. The reversal of 224143442 is 244341422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (224143427) and next prime (224143457).

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, 33059 + ... + 39257.

It is an arithmetic number, because the mean of its divisors is an integer number (21343500).

Almost surely, 2^224143442 is an apocalyptic number.

224143442 is a deficient number, since it is larger than the sum of its proper divisors (117352558).

224143442 is a wasteful number, since it uses less digits than its factorization.

224143442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6481.

The product of its digits is 6144, while the sum is 26.

The square root of 224143442 is about 14971.4208410558. The cubic root of 224143442 is about 607.4474019503.

Adding to 224143442 its reverse (244341422), we get a palindrome (468484864).

The spelling of 224143442 in words is "two hundred twenty-four million, one hundred forty-three thousand, four hundred forty-two".