4143864 has 32 divisors (see below), whose sum is σ = 10811520. Its totient is φ = 1321056.

The previous prime is 4143859. The next prime is 4143871. The reversal of 4143864 is 4683414.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3202 + ... + 4305.

It is an arithmetic number, because the mean of its divisors is an integer number (337860).

Almost surely, 2^4143864 is an apocalyptic number.

It is an amenable number.

4143864 is an abundant number, since it is smaller than the sum of its proper divisors (6667656).

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

4143864 is a wasteful number, since it uses less digits than its factorization.

4143864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7539 (or 7535 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 4143864 is about 2035.6482996824. The cubic root of 4143864 is about 160.6208172136.

It can be divided in two parts, 414 and 3864, that added together give a triangular number (4278 = T₉₂).

The spelling of 4143864 in words is "four million, one hundred forty-three thousand, eight hundred sixty-four".