4087140 has 48 divisors (see below), whose sum is σ = 12120192. Its totient is φ = 1025536.

The previous prime is 4087093. The next prime is 4087141. The reversal of 4087140 is 417804.

4087140 = T₁₇₄ + T₁₇₅ + ... + T₃₀₉.

It is a self number, because there is not a number n which added to its sum of digits gives 4087140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4087141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 984 + ... + 3023.

It is an arithmetic number, because the mean of its divisors is an integer number (252504).

Almost surely, 2^4087140 is an apocalyptic number.

It is an amenable number.

4087140 is an abundant number, since it is smaller than the sum of its proper divisors (8033052).

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

4087140 is a wasteful number, since it uses less digits than its factorization.

4087140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036 (or 4034 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 4087140 is about 2021.6676284691. The cubic root of 4087140 is about 159.8845521354.

The spelling of 4087140 in words is "four million, eighty-seven thousand, one hundred forty".