3983731480 has 32 divisors (see below), whose sum is σ = 9001886400. Its totient is φ = 1586649856.

The previous prime is 3983731471. The next prime is 3983731487. The reversal of 3983731480 is 841373893.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3983731480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3983731487) 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, 204400 + ... + 223039.

It is an arithmetic number, because the mean of its divisors is an integer number (281308950).

Almost surely, 2^3983731480 is an apocalyptic number.

It is an amenable number.

3983731480 is an abundant number, since it is smaller than the sum of its proper divisors (5018154920).

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

3983731480 is a wasteful number, since it uses less digits than its factorization.

3983731480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427683 (or 427679 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 3983731480 is about 63116.8082209486. The cubic root of 3983731480 is about 1585.2460723147.

It can be divided in two parts, 39837 and 31480, that added together give a palindrome (71317).

The spelling of 3983731480 in words is "three billion, nine hundred eighty-three million, seven hundred thirty-one thousand, four hundred eighty".