4166587 has 4 divisors (see below), whose sum is σ = 4174456. Its totient is φ = 4158720.

The previous prime is 4166563. The next prime is 4166593. The reversal of 4166587 is 7856614.

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

It is a cyclic number.

It is not a de Polignac number, because 4166587 - 2¹¹ = 4164539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4166507) 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, 3078 + ... + 4219.

It is an arithmetic number, because the mean of its divisors is an integer number (1043614).

Almost surely, 2^4166587 is an apocalyptic number.

4166587 is the 1179-th hex number.

4166587 is a deficient number, since it is larger than the sum of its proper divisors (7869).

4166587 is an equidigital number, since it uses as much as digits as its factorization.

4166587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7868.

The product of its digits is 40320, while the sum is 37.

The square root of 4166587 is about 2041.2219379578. The cubic root of 4166587 is about 160.9138718635.

It can be divided in two parts, 4166 and 587, that multiplied together give a palindrome (2445442).

The spelling of 4166587 in words is "four million, one hundred sixty-six thousand, five hundred eighty-seven".