3981547174 has 16 divisors (see below), whose sum is σ = 6536085840. Its totient is φ = 1804008960.

The previous prime is 3981547151. The next prime is 3981547177. The reversal of 3981547174 is 4717451893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3981547177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282219 + ... + 295990.

It is an arithmetic number, because the mean of its divisors is an integer number (408505365).

Almost surely, 2^3981547174 is an apocalyptic number.

3981547174 is a deficient number, since it is larger than the sum of its proper divisors (2554538666).

3981547174 is a wasteful number, since it uses less digits than its factorization.

3981547174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578535.

The product of its digits is 846720, while the sum is 49.

The square root of 3981547174 is about 63099.5021691931. The cubic root of 3981547174 is about 1584.9562857512.

It can be divided in two parts, 3981 and 547174, that added together give a palindrome (551155).

The spelling of 3981547174 in words is "three billion, nine hundred eighty-one million, five hundred forty-seven thousand, one hundred seventy-four".