226501143 has 16 divisors (see below), whose sum is σ = 329707776. Its totient is φ = 137168640.

The previous prime is 226501139. The next prime is 226501157. The reversal of 226501143 is 341105622.

It is not a de Polignac number, because 226501143 - 2² = 226501139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226501043) 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, 84246 + ... + 86892.

It is an arithmetic number, because the mean of its divisors is an integer number (20606736).

Almost surely, 2^226501143 is an apocalyptic number.

226501143 is a deficient number, since it is larger than the sum of its proper divisors (103206633).

226501143 is a wasteful number, since it uses less digits than its factorization.

226501143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 226501143 is about 15049.9549168760. The cubic root of 226501143 is about 609.5698328850.

Adding to 226501143 its reverse (341105622), we get a palindrome (567606765).

The spelling of 226501143 in words is "two hundred twenty-six million, five hundred one thousand, one hundred forty-three".