1242223224 has 32 divisors (see below), whose sum is σ = 3387882240. Its totient is φ = 376431200.

The previous prime is 1242223193. The next prime is 1242223231. The reversal of 1242223224 is 4223222421.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1242223194 and 1242223203.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2352432 + ... + 2352959.

It is an arithmetic number, because the mean of its divisors is an integer number (105871320).

Almost surely, 2^1242223224 is an apocalyptic number.

It is an amenable number.

1242223224 is an abundant number, since it is smaller than the sum of its proper divisors (2145659016).

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

1242223224 is a wasteful number, since it uses less digits than its factorization.

1242223224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705411 (or 4705407 counting only the distinct ones).

The product of its digits is 3072, while the sum is 24.

The square root of 1242223224 is about 35245.1872459205. The cubic root of 1242223224 is about 1074.9787553761.

Adding to 1242223224 its reverse (4223222421), we get a palindrome (5465445645).

The spelling of 1242223224 in words is "one billion, two hundred forty-two million, two hundred twenty-three thousand, two hundred twenty-four".