226198445 has 16 divisors (see below), whose sum is σ = 308990592. Its totient is φ = 157354560.

The previous prime is 226198433. The next prime is 226198487. The reversal of 226198445 is 544891622.

It is not a de Polignac number, because 226198445 - 2¹² = 226194349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88142 + ... + 90671.

It is an arithmetic number, because the mean of its divisors is an integer number (19311912).

Almost surely, 2^226198445 is an apocalyptic number.

It is an amenable number.

226198445 is a deficient number, since it is larger than the sum of its proper divisors (82792147).

226198445 is a wasteful number, since it uses less digits than its factorization.

226198445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178852.

The product of its digits is 138240, while the sum is 41.

The square root of 226198445 is about 15039.8951126662. The cubic root of 226198445 is about 609.2981671089.

The spelling of 226198445 in words is "two hundred twenty-six million, one hundred ninety-eight thousand, four hundred forty-five".