3981477024 has 192 divisors, whose sum is σ = 13523086080. Its totient is φ = 1116011520.

The previous prime is 3981476929. The next prime is 3981477043. The reversal of 3981477024 is 4207741893.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 314334 + ... + 326754.

It is an arithmetic number, because the mean of its divisors is an integer number (70432740).

Almost surely, 2^3981477024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3981477024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6761543040).

3981477024 is an abundant number, since it is smaller than the sum of its proper divisors (9541609056).

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

3981477024 is a wasteful number, since it uses less digits than its factorization.

3981477024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12500 (or 12486 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 3981477024 is about 63098.9462986507. The cubic root of 3981477024 is about 1584.9469773649.

The spelling of 3981477024 in words is "three billion, nine hundred eighty-one million, four hundred seventy-seven thousand, twenty-four".