226421151 has 16 divisors (see below), whose sum is σ = 332259840. Its totient is φ = 136008320.

The previous prime is 226421149. The next prime is 226421219. The reversal of 226421151 is 151124622.

It is a cyclic number.

It is not a de Polignac number, because 226421151 - 2¹ = 226421149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226421051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26631 + ... + 34088.

It is an arithmetic number, because the mean of its divisors is an integer number (20766240).

Almost surely, 2^226421151 is an apocalyptic number.

226421151 is a deficient number, since it is larger than the sum of its proper divisors (105838689).

226421151 is a wasteful number, since it uses less digits than its factorization.

226421151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60846.

The product of its digits is 960, while the sum is 24.

The square root of 226421151 is about 15047.2971327079. The cubic root of 226421151 is about 609.4980651068.

Adding to 226421151 its reverse (151124622), we get a palindrome (377545773).

The spelling of 226421151 in words is "two hundred twenty-six million, four hundred twenty-one thousand, one hundred fifty-one".