226433151 has 20 divisors (see below), whose sum is σ = 386574672. Its totient is φ = 129390048.

The previous prime is 226433117. The next prime is 226433153. The reversal of 226433151 is 151334622.

226433151 is a `hidden beast` number, since 2 + 2 + 643 + 3 + 15 + 1 = 666.

It is not a de Polignac number, because 226433151 - 2⁷ = 226433023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226433153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 199110 + ... + 200243.

Almost surely, 2^226433151 is an apocalyptic number.

226433151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

226433151 is a deficient number, since it is larger than the sum of its proper divisors (160141521).

226433151 is an equidigital number, since it uses as much as digits as its factorization.

226433151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399372 (or 399363 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 226433151 is about 15047.6958701324. The cubic root of 226433151 is about 609.5088324277.

Adding to 226433151 its reverse (151334622), we get a palindrome (377767773).

The spelling of 226433151 in words is "two hundred twenty-six million, four hundred thirty-three thousand, one hundred fifty-one".