3986741571 has 8 divisors (see below), whose sum is σ = 5316376320. Its totient is φ = 2657467272.

The previous prime is 3986741537. The next prime is 3986741579. The reversal of 3986741571 is 1751476893.

It is a happy number.

3986741571 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3986741571 - 2¹³ = 3986733379 is a prime.

It is a super-3 number, since 3×3986741571³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3986741579) 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, 63151 + ... + 109368.

It is an arithmetic number, because the mean of its divisors is an integer number (664547040).

Almost surely, 2^3986741571 is an apocalyptic number.

3986741571 is a deficient number, since it is larger than the sum of its proper divisors (1329634749).

3986741571 is a wasteful number, since it uses less digits than its factorization.

3986741571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180225.

The product of its digits is 1270080, while the sum is 51.

The square root of 3986741571 is about 63140.6491176643. The cubic root of 3986741571 is about 1585.6452402497.

The spelling of 3986741571 in words is "three billion, nine hundred eighty-six million, seven hundred forty-one thousand, five hundred seventy-one".