224340349 has 2 divisors, whose sum is σ = 224340350. Its totient is φ = 224340348.

The previous prime is 224340343. The next prime is 224340359. The reversal of 224340349 is 943043422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189612900 + 34727449 = 13770^2 + 5893^2 .

It is a cyclic number.

It is not a de Polignac number, because 224340349 - 2²⁷ = 90122621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224340349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224340343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112170174 + 112170175.

It is an arithmetic number, because the mean of its divisors is an integer number (112170175).

Almost surely, 2^224340349 is an apocalyptic number.

It is an amenable number.

224340349 is a deficient number, since it is larger than the sum of its proper divisors (1).

224340349 is an equidigital number, since it uses as much as digits as its factorization.

224340349 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 31.

The square root of 224340349 is about 14977.9954933896. The cubic root of 224340349 is about 607.6252280129.

The spelling of 224340349 in words is "two hundred twenty-four million, three hundred forty thousand, three hundred forty-nine".