1224222250 has 32 divisors (see below), whose sum is σ = 2412371520. Its totient is φ = 463914000.

The previous prime is 1224222247. The next prime is 1224222253. The reversal of 1224222250 is 522224221.

It is an interprime number because it is at equal distance from previous prime (1224222247) and next prime (1224222253).

It is not an unprimeable number, because it can be changed into a prime (1224222253) 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, 124116 + ... + 133615.

It is an arithmetic number, because the mean of its divisors is an integer number (75386610).

Almost surely, 2^1224222250 is an apocalyptic number.

1224222250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1224222250 is a deficient number, since it is larger than the sum of its proper divisors (1188149270).

1224222250 is a wasteful number, since it uses less digits than its factorization.

1224222250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257767 (or 257757 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1224222250 is about 34988.8875216118. The cubic root of 1224222250 is about 1069.7609883359.

Adding to 1224222250 its reverse (522224221), we get a palindrome (1746446471).

The spelling of 1224222250 in words is "one billion, two hundred twenty-four million, two hundred twenty-two thousand, two hundred fifty".