4445244236 has 12 divisors (see below), whose sum is σ = 8047425120. Its totient is φ = 2145979920.

The previous prime is 4445244229. The next prime is 4445244241. The reversal of 4445244236 is 6324425444.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4445244236.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19160420 + ... + 19160651.

It is an arithmetic number, because the mean of its divisors is an integer number (670618760).

Almost surely, 2^4445244236 is an apocalyptic number.

It is an amenable number.

4445244236 is a deficient number, since it is larger than the sum of its proper divisors (3602180884).

4445244236 is a wasteful number, since it uses less digits than its factorization.

4445244236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38321104 (or 38321102 counting only the distinct ones).

The product of its digits is 368640, while the sum is 38.

The square root of 4445244236 is about 66672.6648334983. The cubic root of 4445244236 is about 1644.2399997513.

It can be divided in two parts, 44452 and 44236, that added together give a palindrome (88688).

The spelling of 4445244236 in words is "four billion, four hundred forty-five million, two hundred forty-four thousand, two hundred thirty-six".