445227266 has 16 divisors (see below), whose sum is σ = 766899360. Its totient is φ = 191724480.

The previous prime is 445227259. The next prime is 445227269. The reversal of 445227266 is 662722544.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (445227269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532151 + ... + 532986.

It is an arithmetic number, because the mean of its divisors is an integer number (47931210).

Almost surely, 2^445227266 is an apocalyptic number.

445227266 is a deficient number, since it is larger than the sum of its proper divisors (321672094).

445227266 is a wasteful number, since it uses less digits than its factorization.

445227266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065169.

The product of its digits is 161280, while the sum is 38.

The square root of 445227266 is about 21100.4091429527. The cubic root of 445227266 is about 763.5906190586.

The spelling of 445227266 in words is "four hundred forty-five million, two hundred twenty-seven thousand, two hundred sixty-six".