224891603 has 2 divisors, whose sum is σ = 224891604. Its totient is φ = 224891602.

The previous prime is 224891599. The next prime is 224891609. The reversal of 224891603 is 306198422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224891603 - 2² = 224891599 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (224891609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112445801 + 112445802.

It is an arithmetic number, because the mean of its divisors is an integer number (112445802).

Almost surely, 2^224891603 is an apocalyptic number.

224891603 is a deficient number, since it is larger than the sum of its proper divisors (1).

224891603 is an equidigital number, since it uses as much as digits as its factorization.

224891603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 224891603 is about 14996.3863313800. The cubic root of 224891603 is about 608.1225109125.

The spelling of 224891603 in words is "two hundred twenty-four million, eight hundred ninety-one thousand, six hundred three".