226491044 has 24 divisors (see below), whose sum is σ = 441570360. Its totient is φ = 100929024.

The previous prime is 226491043. The next prime is 226491049. The reversal of 226491044 is 440194622.

It can be written as a sum of positive squares in 4 ways, for example, as 289444 + 226201600 = 538^2 + 15040^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 226491044.

It is not an unprimeable number, because it can be changed into a prime (226491043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73589 + ... + 76604.

It is an arithmetic number, because the mean of its divisors is an integer number (18398765).

Almost surely, 2^226491044 is an apocalyptic number.

It is an amenable number.

226491044 is a deficient number, since it is larger than the sum of its proper divisors (215079316).

226491044 is a wasteful number, since it uses less digits than its factorization.

226491044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150239 (or 150237 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 226491044 is about 15049.6193971808. The cubic root of 226491044 is about 609.5607731261.

The spelling of 226491044 in words is "two hundred twenty-six million, four hundred ninety-one thousand, forty-four".