226040047 has 4 divisors (see below), whose sum is σ = 229136560. Its totient is φ = 222943536.

The previous prime is 226040039. The next prime is 226040063. The reversal of 226040047 is 740040622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226040047 - 2³ = 226040039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226010047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548147 + ... + 1548292.

It is an arithmetic number, because the mean of its divisors is an integer number (57284140).

Almost surely, 2^226040047 is an apocalyptic number.

226040047 is a deficient number, since it is larger than the sum of its proper divisors (3096513).

226040047 is an equidigital number, since it uses as much as digits as its factorization.

226040047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096512.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 226040047 is about 15034.6282627806. The cubic root of 226040047 is about 609.1559112715.

Adding to 226040047 its reverse (740040622), we get a palindrome (966080669).

The spelling of 226040047 in words is "two hundred twenty-six million, forty thousand, forty-seven".