224002241 has 4 divisors (see below), whose sum is σ = 224799684. Its totient is φ = 223204800.

The previous prime is 224002193. The next prime is 224002301. The reversal of 224002241 is 142200422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94497841 + 129504400 = 9721^2 + 11380^2 .

It is a cyclic number.

It is not a de Polignac number, because 224002241 - 2²⁶ = 156893377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (224002741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398300 + ... + 398861.

It is an arithmetic number, because the mean of its divisors is an integer number (56199921).

Almost surely, 2^224002241 is an apocalyptic number.

It is an amenable number.

224002241 is a deficient number, since it is larger than the sum of its proper divisors (797443).

224002241 is an equidigital number, since it uses as much as digits as its factorization.

224002241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797442.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 224002241 is about 14966.7044134639. The cubic root of 224002241 is about 607.3198196648.

Adding to 224002241 its reverse (142200422), we get a palindrome (366202663).

The spelling of 224002241 in words is "two hundred twenty-four million, two thousand, two hundred forty-one".