226549686 has 16 divisors (see below), whose sum is σ = 494290368. Its totient is φ = 68651400.

The previous prime is 226549657. The next prime is 226549699. The reversal of 226549686 is 686945622.

It is a happy number.

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, 1716220 + ... + 1716351.

It is an arithmetic number, because the mean of its divisors is an integer number (30893148).

Almost surely, 2^226549686 is an apocalyptic number.

226549686 is an abundant number, since it is smaller than the sum of its proper divisors (267740682).

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

226549686 is a wasteful number, since it uses less digits than its factorization.

226549686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3432587.

The product of its digits is 1244160, while the sum is 48.

The square root of 226549686 is about 15051.5675595600. The cubic root of 226549686 is about 609.6133767929.

The spelling of 226549686 in words is "two hundred twenty-six million, five hundred forty-nine thousand, six hundred eighty-six".