226445394 has 32 divisors (see below), whose sum is σ = 525321216. Its totient is φ = 63732240.

The previous prime is 226445377. The next prime is 226445399. The reversal of 226445394 is 493544622.

It is not an unprimeable number, because it can be changed into a prime (226445399) 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, 37422 + ... + 43049.

It is an arithmetic number, because the mean of its divisors is an integer number (16416288).

Almost surely, 2^226445394 is an apocalyptic number.

226445394 is an abundant number, since it is smaller than the sum of its proper divisors (298875822).

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

226445394 is a wasteful number, since it uses less digits than its factorization.

226445394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80550.

The product of its digits is 207360, while the sum is 39.

The square root of 226445394 is about 15048.1026711011. The cubic root of 226445394 is about 609.5198173948.

The spelling of 226445394 in words is "two hundred twenty-six million, four hundred forty-five thousand, three hundred ninety-four".