226686100 has 18 divisors (see below), whose sum is σ = 491909054. Its totient is φ = 90674400.

The previous prime is 226686077. The next prime is 226686139. The reversal of 226686100 is 1686622.

It can be written as a sum of positive squares in 3 ways, for example, as 38118276 + 188567824 = 6174^2 + 13732^2 .

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 in 5 ways as a sum of consecutive naturals, for example, 1133331 + ... + 1133530.

Almost surely, 2^226686100 is an apocalyptic number.

226686100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226686100 is an abundant number, since it is smaller than the sum of its proper divisors (265222954).

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

226686100 is a wasteful number, since it uses less digits than its factorization.

226686100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266875 (or 2266868 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 226686100 is about 15056.0984321968. The cubic root of 226686100 is about 609.7357092123.

The spelling of 226686100 in words is "two hundred twenty-six million, six hundred eighty-six thousand, one hundred".