224420141 has 4 divisors (see below), whose sum is σ = 244821984. Its totient is φ = 204018300.

The previous prime is 224420117. The next prime is 224420143. The reversal of 224420141 is 141024422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224420141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224420143) 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, 10200905 + ... + 10200926.

It is an arithmetic number, because the mean of its divisors is an integer number (61205496).

Almost surely, 2^224420141 is an apocalyptic number.

It is an amenable number.

224420141 is a deficient number, since it is larger than the sum of its proper divisors (20401843).

224420141 is a wasteful number, since it uses less digits than its factorization.

224420141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20401842.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 224420141 is about 14980.6588973917. The cubic root of 224420141 is about 607.6972582791.

Adding to 224420141 its reverse (141024422), we get a palindrome (365444563).

The spelling of 224420141 in words is "two hundred twenty-four million, four hundred twenty thousand, one hundred forty-one".