224431019 has 2 divisors, whose sum is σ = 224431020. Its totient is φ = 224431018.

The previous prime is 224431001. The next prime is 224431027. The reversal of 224431019 is 910134422.

224431019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224431019 - 2²⁰ = 223382443 is a prime.

It is a super-2 number, since 2×224431019² = 100738564578756722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (224431069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112215509 + 112215510.

It is an arithmetic number, because the mean of its divisors is an integer number (112215510).

Almost surely, 2^224431019 is an apocalyptic number.

224431019 is a deficient number, since it is larger than the sum of its proper divisors (1).

224431019 is an equidigital number, since it uses as much as digits as its factorization.

224431019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 224431019 is about 14981.0219611347. The cubic root of 224431019 is about 607.7070768037.

The spelling of 224431019 in words is "two hundred twenty-four million, four hundred thirty-one thousand, nineteen".