4447213323 has 32 divisors (see below), whose sum is σ = 7191244800. Its totient is φ = 2389560096.

The previous prime is 4447213319. The next prime is 4447213327. The reversal of 4447213323 is 3233127444.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4447213319) and next prime (4447213327).

It is not a de Polignac number, because 4447213323 - 2² = 4447213319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4447213327) 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 31 ways as a sum of consecutive naturals, for example, 49533 + ... + 106526.

It is an arithmetic number, because the mean of its divisors is an integer number (224726400).

Almost surely, 2^4447213323 is an apocalyptic number.

4447213323 is a deficient number, since it is larger than the sum of its proper divisors (2744031477).

4447213323 is a wasteful number, since it uses less digits than its factorization.

4447213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156151.

The product of its digits is 48384, while the sum is 33.

The square root of 4447213323 is about 66687.4300224563. The cubic root of 4447213323 is about 1644.4827440940.

The spelling of 4447213323 in words is "four billion, four hundred forty-seven million, two hundred thirteen thousand, three hundred twenty-three".