224643122 has 32 divisors (see below), whose sum is σ = 372777984. Its totient is φ = 100684800.

The previous prime is 224643121. The next prime is 224643131. The reversal of 224643122 is 221346422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 224643091 and 224643100.

It is not an unprimeable number, because it can be changed into a prime (224643121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 810848 + ... + 811124.

It is an arithmetic number, because the mean of its divisors is an integer number (11649312).

Almost surely, 2^224643122 is an apocalyptic number.

224643122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

224643122 is a deficient number, since it is larger than the sum of its proper divisors (148134862).

224643122 is a wasteful number, since it uses less digits than its factorization.

224643122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its digits is 4608, while the sum is 26.

The square root of 224643122 is about 14988.0993458143. The cubic root of 224643122 is about 607.8984584148.

Adding to 224643122 its reverse (221346422), we get a palindrome (445989544).

It can be divided in two parts, 224 and 643122, that added together give a palindrome (643346).

The spelling of 224643122 in words is "two hundred twenty-four million, six hundred forty-three thousand, one hundred twenty-two".