224250409 has 2 divisors, whose sum is σ = 224250410. Its totient is φ = 224250408.

The previous prime is 224250353. The next prime is 224250413. The reversal of 224250409 is 904052422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213978384 + 10272025 = 14628^2 + 3205^2 .

It is a cyclic number.

It is not a de Polignac number, because 224250409 - 2⁹ = 224249897 is a prime.

It is not a weakly prime, because it can be changed into another prime (224650409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112125204 + 112125205.

It is an arithmetic number, because the mean of its divisors is an integer number (112125205).

Almost surely, 2^224250409 is an apocalyptic number.

It is an amenable number.

224250409 is a deficient number, since it is larger than the sum of its proper divisors (1).

224250409 is an equidigital number, since it uses as much as digits as its factorization.

224250409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 224250409 is about 14974.9927879782. The cubic root of 224250409 is about 607.5440164103.

The spelling of 224250409 in words is "two hundred twenty-four million, two hundred fifty thousand, four hundred nine".