3944383272 has 48 divisors (see below), whose sum is σ = 10766845440. Its totient is φ = 1304438688.

The previous prime is 3944383271. The next prime is 3944383273. The reversal of 3944383272 is 2723834493.

It is an interprime number because it is at equal distance from previous prime (3944383271) and next prime (3944383273).

It is not an unprimeable number, because it can be changed into a prime (3944383271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206538 + ... + 224825.

It is an arithmetic number, because the mean of its divisors is an integer number (224309280).

Almost surely, 2^3944383272 is an apocalyptic number.

It is an amenable number.

3944383272 is an abundant number, since it is smaller than the sum of its proper divisors (6822462168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3944383272 is a wasteful number, since it uses less digits than its factorization.

3944383272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431502 (or 431495 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 3944383272 is about 62804.3252650643. The cubic root of 3944383272 is about 1580.0095165800.

The spelling of 3944383272 in words is "three billion, nine hundred forty-four million, three hundred eighty-three thousand, two hundred seventy-two".