226691056 has 40 divisors (see below), whose sum is σ = 469456560. Its totient is φ = 105667584.

The previous prime is 226691051. The next prime is 226691081. The reversal of 226691056 is 650196622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226691051) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25210 + ... + 32998.

It is an arithmetic number, because the mean of its divisors is an integer number (11736414).

Almost surely, 2^226691056 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 226691056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234728280).

226691056 is an abundant number, since it is smaller than the sum of its proper divisors (242765504).

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

226691056 is a wasteful number, since it uses less digits than its factorization.

226691056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7921 (or 7915 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 226691056 is about 15056.2630157686. The cubic root of 226691056 is about 609.7401526962.

The spelling of 226691056 in words is "two hundred twenty-six million, six hundred ninety-one thousand, fifty-six".