226627889 has 4 divisors (see below), whose sum is σ = 227489856. Its totient is φ = 225765924.

The previous prime is 226627879. The next prime is 226627903. The reversal of 226627889 is 988726622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226627889 - 2⁴ = 226627873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226627829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430589 + ... + 431114.

It is an arithmetic number, because the mean of its divisors is an integer number (56872464).

Almost surely, 2^226627889 is an apocalyptic number.

It is an amenable number.

226627889 is a deficient number, since it is larger than the sum of its proper divisors (861967).

226627889 is an equidigital number, since it uses as much as digits as its factorization.

226627889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861966.

The product of its digits is 1161216, while the sum is 50.

The square root of 226627889 is about 15054.1651711412. The cubic root of 226627889 is about 609.6835131521.

The spelling of 226627889 in words is "two hundred twenty-six million, six hundred twenty-seven thousand, eight hundred eighty-nine".