4449744134 has 16 divisors (see below), whose sum is σ = 7288842240. Its totient is φ = 2020543560.

The previous prime is 4449744133. The next prime is 4449744179. The reversal of 4449744134 is 4314479444.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449744133) 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, 81254 + ... + 124505.

It is an arithmetic number, because the mean of its divisors is an integer number (455552640).

Almost surely, 2^4449744134 is an apocalyptic number.

4449744134 is a deficient number, since it is larger than the sum of its proper divisors (2839098106).

4449744134 is a wasteful number, since it uses less digits than its factorization.

4449744134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206755.

The product of its digits is 774144, while the sum is 44.

The square root of 4449744134 is about 66706.4024963122. The cubic root of 4449744134 is about 1644.7946312233.

The spelling of 4449744134 in words is "four billion, four hundred forty-nine million, seven hundred forty-four thousand, one hundred thirty-four".