226640330 has 16 divisors (see below), whose sum is σ = 466231680. Its totient is φ = 77705232.

The previous prime is 226640327. The next prime is 226640339. The reversal of 226640330 is 33046622.

226640330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 226640330.

It is not an unprimeable number, because it can be changed into a prime (226640339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618790 + ... + 1618929.

It is an arithmetic number, because the mean of its divisors is an integer number (29139480).

Almost surely, 2^226640330 is an apocalyptic number.

226640330 is an abundant number, since it is smaller than the sum of its proper divisors (239591350).

226640330 is a wasteful number, since it uses less digits than its factorization.

226640330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237733.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 226640330 is about 15054.5783733720. The cubic root of 226640330 is about 609.6946693751.

Adding to 226640330 its reverse (33046622), we get a palindrome (259686952).

The spelling of 226640330 in words is "two hundred twenty-six million, six hundred forty thousand, three hundred thirty".