226488427 has 4 divisors (see below), whose sum is σ = 247078296. Its totient is φ = 205898560.

The previous prime is 226488421. The next prime is 226488461. The reversal of 226488427 is 724884622.

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 226488427 - 2³ = 226488419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226488421) 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 3 ways as a sum of consecutive naturals, for example, 10294918 + ... + 10294939.

It is an arithmetic number, because the mean of its divisors is an integer number (61769574).

Almost surely, 2^226488427 is an apocalyptic number.

226488427 is a deficient number, since it is larger than the sum of its proper divisors (20589869).

226488427 is a wasteful number, since it uses less digits than its factorization.

226488427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20589868.

The product of its digits is 344064, while the sum is 43.

The square root of 226488427 is about 15049.5324512092. The cubic root of 226488427 is about 609.5584253855.

The spelling of 226488427 in words is "two hundred twenty-six million, four hundred eighty-eight thousand, four hundred twenty-seven".