4013871 has 8 divisors (see below), whose sum is σ = 5496624. Its totient is φ = 2603520.

The previous prime is 4013857. The next prime is 4013881. The reversal of 4013871 is 1783104.

4013871 is nontrivially palindromic in base 2.

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

It is not a de Polignac number, because 4013871 - 2¹⁰ = 4012847 is a prime.

It is a super-2 number, since 2×4013871² = 32222320809282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013851) 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, 17970 + ... + 18191.

It is an arithmetic number, because the mean of its divisors is an integer number (687078).

Almost surely, 2^4013871 is an apocalyptic number.

4013871 is a deficient number, since it is larger than the sum of its proper divisors (1482753).

4013871 is a wasteful number, since it uses less digits than its factorization.

4013871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36201.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 4013871 is about 2003.4647488788. The cubic root of 4013871 is about 158.9233838382.

Adding to 4013871 its reverse (1783104), we get a palindrome (5796975).

It can be divided in two parts, 4013 and 871, that added together give a palindrome (4884).

The spelling of 4013871 in words is "four million, thirteen thousand, eight hundred seventy-one".