226489389 has 16 divisors (see below), whose sum is σ = 346115712. Its totient is φ = 129051648.

The previous prime is 226489363. The next prime is 226489397. The reversal of 226489389 is 983984622.

It is not a de Polignac number, because 226489389 - 2⁵ = 226489357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226489339) 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 15 ways as a sum of consecutive naturals, for example, 7864 + ... + 22689.

It is an arithmetic number, because the mean of its divisors is an integer number (21632232).

Almost surely, 2^226489389 is an apocalyptic number.

It is an amenable number.

226489389 is a deficient number, since it is larger than the sum of its proper divisors (119626323).

226489389 is a wasteful number, since it uses less digits than its factorization.

226489389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30916.

The product of its digits is 1492992, while the sum is 51.

The square root of 226489389 is about 15049.5644123011. The cubic root of 226489389 is about 609.5592884088.

The spelling of 226489389 in words is "two hundred twenty-six million, four hundred eighty-nine thousand, three hundred eighty-nine".