224223450 has 48 divisors (see below), whose sum is σ = 606630816. Its totient is φ = 54356800.

The previous prime is 224223437. The next prime is 224223463. The reversal of 224223450 is 54322422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (224223437) and next prime (224223463).

It is a self number, because there is not a number n which added to its sum of digits gives 224223450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66297 + ... + 69596.

It is an arithmetic number, because the mean of its divisors is an integer number (12638142).

Almost surely, 2^224223450 is an apocalyptic number.

224223450 is an abundant number, since it is smaller than the sum of its proper divisors (382407366).

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

224223450 is a wasteful number, since it uses less digits than its factorization.

224223450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135919 (or 135914 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 224223450 is about 14974.0926269340. The cubic root of 224223450 is about 607.5196694676.

Adding to 224223450 its reverse (54322422), we get a palindrome (278545872).

The spelling of 224223450 in words is "two hundred twenty-four million, two hundred twenty-three thousand, four hundred fifty".