45444227 has 4 divisors (see below), whose sum is σ = 45458256. Its totient is φ = 45430200.

The previous prime is 45444221. The next prime is 45444239. The reversal of 45444227 is 72244454.

45444227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45444227 - 2⁴ = 45444211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45444193 and 45444202.

It is not an unprimeable number, because it can be changed into a prime (45444221) 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 3 ways as a sum of consecutive naturals, for example, 602 + ... + 9552.

It is an arithmetic number, because the mean of its divisors is an integer number (11364564).

Almost surely, 2^45444227 is an apocalyptic number.

45444227 is a deficient number, since it is larger than the sum of its proper divisors (14029).

45444227 is an equidigital number, since it uses as much as digits as its factorization.

45444227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14028.

The product of its digits is 35840, while the sum is 32.

The square root of 45444227 is about 6741.2333441292. The cubic root of 45444227 is about 356.8559208528.

The spelling of 45444227 in words is "forty-five million, four hundred forty-four thousand, two hundred twenty-seven".