226771664 has 40 divisors (see below), whose sum is σ = 507134208. Its totient is φ = 96220800.

The previous prime is 226771607. The next prime is 226771679. The reversal of 226771664 is 466177622.

226771664 = T₄₂₁ + T₄₂₂ + ... + T₁₁₂₇.

226771664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1289 + ... + 21335.

Almost surely, 2^226771664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226771664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253567104).

226771664 is an abundant number, since it is smaller than the sum of its proper divisors (280362544).

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

226771664 is a wasteful number, since it uses less digits than its factorization.

226771664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20163 (or 20157 counting only the distinct ones).

The product of its digits is 169344, while the sum is 41.

The square root of 226771664 is about 15058.9396705080. The cubic root of 226771664 is about 609.8124156703.

The spelling of 226771664 in words is "two hundred twenty-six million, seven hundred seventy-one thousand, six hundred sixty-four".