4448338394 has 16 divisors (see below), whose sum is σ = 6969002400. Its totient is φ = 2127375504.

The previous prime is 4448338381. The next prime is 4448338421. The reversal of 4448338394 is 4938338444.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505064 + ... + 513795.

It is an arithmetic number, because the mean of its divisors is an integer number (435562650).

Almost surely, 2^4448338394 is an apocalyptic number.

4448338394 is a deficient number, since it is larger than the sum of its proper divisors (2520664006).

4448338394 is a wasteful number, since it uses less digits than its factorization.

4448338394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018957.

The product of its digits is 3981312, while the sum is 50.

The square root of 4448338394 is about 66695.8648943096. The cubic root of 4448338394 is about 1644.6214079953.

Adding to 4448338394 its sum of digits (50), we get a palindrome (4448338444).

The spelling of 4448338394 in words is "four billion, four hundred forty-eight million, three hundred thirty-eight thousand, three hundred ninety-four".