226918612 has 12 divisors (see below), whose sum is σ = 399965440. Its totient is φ = 112642776.

The previous prime is 226918609. The next prime is 226918633. The reversal of 226918612 is 216819622.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203508 + ... + 204619.

Almost surely, 2^226918612 is an apocalyptic number.

It is an amenable number.

226918612 is a deficient number, since it is larger than the sum of its proper divisors (173046828).

226918612 is a wasteful number, since it uses less digits than its factorization.

226918612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408270 (or 408268 counting only the distinct ones).

The product of its digits is 20736, while the sum is 37.

The square root of 226918612 is about 15063.8179755333. The cubic root of 226918612 is about 609.9441066766.

The spelling of 226918612 in words is "two hundred twenty-six million, nine hundred eighteen thousand, six hundred twelve".