4445662243 has 8 divisors (see below), whose sum is σ = 4886836416. Its totient is φ = 4010658600.

The previous prime is 4445662219. The next prime is 4445662253. The reversal of 4445662243 is 3422665444.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4445662243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4445662196 and 4445662205.

It is not an unprimeable number, because it can be changed into a prime (4445662253) 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, 1541121 + ... + 1544002.

It is an arithmetic number, because the mean of its divisors is an integer number (610854552).

Almost surely, 2^4445662243 is an apocalyptic number.

4445662243 is a deficient number, since it is larger than the sum of its proper divisors (441174173).

4445662243 is a wasteful number, since it uses less digits than its factorization.

4445662243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085265.

The product of its digits is 552960, while the sum is 40.

The square root of 4445662243 is about 66675.7995302644. The cubic root of 4445662243 is about 1644.2915366486.

The spelling of 4445662243 in words is "four billion, four hundred forty-five million, six hundred sixty-two thousand, two hundred forty-three".