226686786 has 16 divisors (see below), whose sum is σ = 464431968. Its totient is φ = 73719200.

The previous prime is 226686773. The next prime is 226686793. The reversal of 226686786 is 687686622.

It is a happy number.

226686786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 460500 + ... + 460991.

It is an arithmetic number, because the mean of its divisors is an integer number (29026998).

Almost surely, 2^226686786 is an apocalyptic number.

226686786 is an abundant number, since it is smaller than the sum of its proper divisors (237745182).

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

226686786 is a wasteful number, since it uses less digits than its factorization.

226686786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921537.

The product of its digits is 2322432, while the sum is 51.

The square root of 226686786 is about 15056.1212136460. The cubic root of 226686786 is about 609.7363242746.

The spelling of 226686786 in words is "two hundred twenty-six million, six hundred eighty-six thousand, seven hundred eighty-six".