224669197 has 4 divisors (see below), whose sum is σ = 227193660. Its totient is φ = 222144736.

The previous prime is 224669191. The next prime is 224669219. The reversal of 224669197 is 791966422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79370281 + 145298916 = 8909^2 + 12054^2 .

It is a cyclic number.

It is not a de Polignac number, because 224669197 - 2³ = 224669189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224669191) 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 3 ways as a sum of consecutive naturals, for example, 1262098 + ... + 1262275.

It is an arithmetic number, because the mean of its divisors is an integer number (56798415).

Almost surely, 2^224669197 is an apocalyptic number.

It is an amenable number.

224669197 is a deficient number, since it is larger than the sum of its proper divisors (2524463).

224669197 is an equidigital number, since it uses as much as digits as its factorization.

224669197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524462.

The product of its digits is 326592, while the sum is 46.

The square root of 224669197 is about 14988.9691773651. The cubic root of 224669197 is about 607.9219777031.

The spelling of 224669197 in words is "two hundred twenty-four million, six hundred sixty-nine thousand, one hundred ninety-seven".