226165680 has 240 divisors, whose sum is σ = 831675936. Its totient is φ = 54743040.

The previous prime is 226165679. The next prime is 226165697. The reversal of 226165680 is 86561622.

226165680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 683115 + ... + 683445.

Almost surely, 2^226165680 is an apocalyptic number.

226165680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226165680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415837968).

226165680 is an abundant number, since it is smaller than the sum of its proper divisors (605510256).

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

226165680 is a wasteful number, since it uses less digits than its factorization.

226165680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 226165680 is about 15038.8058036534. The cubic root of 226165680 is about 609.2687466025.

The spelling of 226165680 in words is "two hundred twenty-six million, one hundred sixty-five thousand, six hundred eighty".