4167887 has 4 divisors (see below), whose sum is σ = 4191096. Its totient is φ = 4144680.

The previous prime is 4167881. The next prime is 4167893. The reversal of 4167887 is 7887614.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4167881) and next prime (4167893).

It is a cyclic number.

It is not a de Polignac number, because 4167887 - 2¹⁰ = 4166863 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4167881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11333 + ... + 11694.

It is an arithmetic number, because the mean of its divisors is an integer number (1047774).

Almost surely, 2^4167887 is an apocalyptic number.

4167887 is a deficient number, since it is larger than the sum of its proper divisors (23209).

4167887 is a wasteful number, since it uses less digits than its factorization.

4167887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23208.

The product of its digits is 75264, while the sum is 41.

The square root of 4167887 is about 2041.5403498339. The cubic root of 4167887 is about 160.9306054859.

The spelling of 4167887 in words is "four million, one hundred sixty-seven thousand, eight hundred eighty-seven".