445226311 has 8 divisors (see below), whose sum is σ = 471659760. Its totient is φ = 418819968.

The previous prime is 445226293. The next prime is 445226317. The reversal of 445226311 is 113622544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 445226311 - 2⁵ = 445226279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445226311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445226317) 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, 34165 + ... + 45361.

It is an arithmetic number, because the mean of its divisors is an integer number (58957470).

Almost surely, 2^445226311 is an apocalyptic number.

445226311 is a deficient number, since it is larger than the sum of its proper divisors (26433449).

445226311 is a wasteful number, since it uses less digits than its factorization.

445226311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13553.

The product of its digits is 5760, while the sum is 28.

The square root of 445226311 is about 21100.3865130476. The cubic root of 445226311 is about 763.5900730980.

Adding to 445226311 its reverse (113622544), we get a palindrome (558848855).

The spelling of 445226311 in words is "four hundred forty-five million, two hundred twenty-six thousand, three hundred eleven".