4438685834 has 48 divisors (see below), whose sum is σ = 7759062528. Its totient is φ = 1899612000.

The previous prime is 4438685827. The next prime is 4438685861. The reversal of 4438685834 is 4385868344.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269579 + ... + 285569.

It is an arithmetic number, because the mean of its divisors is an integer number (161647136).

Almost surely, 2^4438685834 is an apocalyptic number.

4438685834 is a deficient number, since it is larger than the sum of its proper divisors (3320376694).

4438685834 is a wasteful number, since it uses less digits than its factorization.

4438685834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16083 (or 16072 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 53.

The square root of 4438685834 is about 66623.4630892150. The cubic root of 4438685834 is about 1643.4309782473.

The spelling of 4438685834 in words is "four billion, four hundred thirty-eight million, six hundred eighty-five thousand, eight hundred thirty-four".