224022142 has 8 divisors (see below), whose sum is σ = 336497616. Its totient is φ = 111856272.

The previous prime is 224022133. The next prime is 224022157. The reversal of 224022142 is 241220422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75583 + ... + 78490.

It is an arithmetic number, because the mean of its divisors is an integer number (42062202).

Almost surely, 2^224022142 is an apocalyptic number.

224022142 is a deficient number, since it is larger than the sum of its proper divisors (112475474).

224022142 is a wasteful number, since it uses less digits than its factorization.

224022142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154802.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 224022142 is about 14967.3692411192. The cubic root of 224022142 is about 607.3378044757.

Adding to 224022142 its reverse (241220422), we get a palindrome (465242564).

The spelling of 224022142 in words is "two hundred twenty-four million, twenty-two thousand, one hundred forty-two".