226639895 has 16 divisors (see below), whose sum is σ = 277089120. Its totient is φ = 177919104.

The previous prime is 226639891. The next prime is 226639913. The reversal of 226639895 is 598936622.

It is a cyclic number.

It is not a de Polignac number, because 226639895 - 2² = 226639891 is a prime.

It is a super-2 number, since 2×226639895² = 102731284011222050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226639891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97001 + ... + 99309.

It is an arithmetic number, because the mean of its divisors is an integer number (17318070).

Almost surely, 2^226639895 is an apocalyptic number.

226639895 is a deficient number, since it is larger than the sum of its proper divisors (50449225).

226639895 is a wasteful number, since it uses less digits than its factorization.

226639895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674.

The product of its digits is 1399680, while the sum is 50.

The square root of 226639895 is about 15054.5639259329. The cubic root of 226639895 is about 609.6942793043.

The spelling of 226639895 in words is "two hundred twenty-six million, six hundred thirty-nine thousand, eight hundred ninety-five".