224261903 has 2 divisors, whose sum is σ = 224261904. Its totient is φ = 224261902.

The previous prime is 224261887. The next prime is 224261927. The reversal of 224261903 is 309162422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224261903 - 2⁴ = 224261887 is a prime.

It is a super-2 number, since 2×224261903² = 100586802274362818, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224261953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112130951 + 112130952.

It is an arithmetic number, because the mean of its divisors is an integer number (112130952).

Almost surely, 2^224261903 is an apocalyptic number.

224261903 is a deficient number, since it is larger than the sum of its proper divisors (1).

224261903 is an equidigital number, since it uses as much as digits as its factorization.

224261903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 224261903 is about 14975.3765562005. The cubic root of 224261903 is about 607.5543961633.

The spelling of 224261903 in words is "two hundred twenty-four million, two hundred sixty-one thousand, nine hundred three".