226866478 has 16 divisors (see below), whose sum is σ = 352528560. Its totient is φ = 109498200.

The previous prime is 226866467. The next prime is 226866481. The reversal of 226866478 is 874668622.

It is a congruent number.

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, 46453 + ... + 51103.

It is an arithmetic number, because the mean of its divisors is an integer number (22033035).

Almost surely, 2^226866478 is an apocalyptic number.

226866478 is a deficient number, since it is larger than the sum of its proper divisors (125662082).

226866478 is an frugal number, since it uses more digits than its factorization.

226866478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4740 (or 4682 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 49.

The square root of 226866478 is about 15062.0874383334. The cubic root of 226866478 is about 609.8973920399.

The spelling of 226866478 in words is "two hundred twenty-six million, eight hundred sixty-six thousand, four hundred seventy-eight".