226806556 has 6 divisors (see below), whose sum is σ = 396911480. Its totient is φ = 113403276.

The previous prime is 226806539. The next prime is 226806599. The reversal of 226806556 is 655608622.

It is a happy number.

It is a super-2 number, since 2×226806556² = 102882427689162272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28350816 + ... + 28350823.

Almost surely, 2^226806556 is an apocalyptic number.

It is an amenable number.

226806556 is a deficient number, since it is larger than the sum of its proper divisors (170104924).

226806556 is a wasteful number, since it uses less digits than its factorization.

226806556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56701643 (or 56701641 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 226806556 is about 15060.0981404505. The cubic root of 226806556 is about 609.8436901297.

The spelling of 226806556 in words is "two hundred twenty-six million, eight hundred six thousand, five hundred fifty-six".