226428288428 has 24 divisors (see below), whose sum is σ = 419578556544. Its totient is φ = 106549344000.

The previous prime is 226428288409. The next prime is 226428288491. The reversal of 226428288428 is 824882824622.

It is a super-2 number, since 2×226428288428² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1592453 + ... + 1728803.

It is an arithmetic number, because the mean of its divisors is an integer number (17482439856).

Almost surely, 2^226428288428 is an apocalyptic number.

It is an amenable number.

226428288428 is a deficient number, since it is larger than the sum of its proper divisors (193150268116).

226428288428 is a wasteful number, since it uses less digits than its factorization.

226428288428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160793 (or 160791 counting only the distinct ones).

The product of its digits is 12582912, while the sum is 56.

The spelling of 226428288428 in words is "two hundred twenty-six billion, four hundred twenty-eight million, two hundred eighty-eight thousand, four hundred twenty-eight".