428224151 has 2 divisors, whose sum is σ = 428224152. Its totient is φ = 428224150.

The previous prime is 428224127. The next prime is 428224193. The reversal of 428224151 is 151422824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428224151 - 2¹⁰ = 428223127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428220151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214112075 + 214112076.

It is an arithmetic number, because the mean of its divisors is an integer number (214112076).

Almost surely, 2^428224151 is an apocalyptic number.

428224151 is a deficient number, since it is larger than the sum of its proper divisors (1).

428224151 is an equidigital number, since it uses as much as digits as its factorization.

428224151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5120, while the sum is 29.

The square root of 428224151 is about 20693.5775302387. The cubic root of 428224151 is about 753.7437412929.

Adding to 428224151 its reverse (151422824), we get a palindrome (579646975).

The spelling of 428224151 in words is "four hundred twenty-eight million, two hundred twenty-four thousand, one hundred fifty-one".