4087136 has 24 divisors (see below), whose sum is σ = 8091720. Its totient is φ = 2032128.

The previous prime is 4087093. The next prime is 4087141. The reversal of 4087136 is 6317804.

4087136 is nontrivially palindromic in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 4087099 and 4087108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10595 + ... + 10973.

It is an arithmetic number, because the mean of its divisors is an integer number (337155).

Almost surely, 2^4087136 is an apocalyptic number.

It is an amenable number.

4087136 is a deficient number, since it is larger than the sum of its proper divisors (4004584).

4087136 is a wasteful number, since it uses less digits than its factorization.

4087136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 4087136 is about 2021.6666391866. Note that the first 4 decimals coincide. The cubic root of 4087136 is about 159.8844999768.

The spelling of 4087136 in words is "four million, eighty-seven thousand, one hundred thirty-six".