226040616 has 72 divisors (see below), whose sum is σ = 634201230. Its totient is φ = 72729216.

The previous prime is 226040597. The next prime is 226040621. The reversal of 226040616 is 616040622.

It is a happy number.

226040616 is a `hidden beast` number, since 2 + 2 + 6 + 0 + 40 + 616 = 666.

226040616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 200335716 + 25704900 = 14154^2 + 5070^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 226040616.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 58686 + ... + 62418.

Almost surely, 2^226040616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226040616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317100615).

226040616 is an abundant number, since it is smaller than the sum of its proper divisors (408160614).

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

226040616 is a wasteful number, since it uses less digits than its factorization.

226040616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3803 (or 3767 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 226040616 is about 15034.6471857507. The cubic root of 226040616 is about 609.1564224043.

The spelling of 226040616 in words is "two hundred twenty-six million, forty thousand, six hundred sixteen".