226302428 has 72 divisors (see below), whose sum is σ = 470564640. Its totient is φ = 94864000.

The previous prime is 226302413. The next prime is 226302431. The reversal of 226302428 is 824203622.

226302428 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 226302428.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 322478 + ... + 323178.

It is an arithmetic number, because the mean of its divisors is an integer number (6535620).

Almost surely, 2^226302428 is an apocalyptic number.

It is an amenable number.

226302428 is an abundant number, since it is smaller than the sum of its proper divisors (244262212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226302428 is a wasteful number, since it uses less digits than its factorization.

226302428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 226302428 is about 15043.3516212312. The cubic root of 226302428 is about 609.3915172135.

The spelling of 226302428 in words is "two hundred twenty-six million, three hundred two thousand, four hundred twenty-eight".