4087487 has 2 divisors, whose sum is σ = 4087488. Its totient is φ = 4087486.

The previous prime is 4087481. The next prime is 4087513. The reversal of 4087487 is 7847804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4087487 - 2⁶ = 4087423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4087487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4087481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043743 + 2043744.

It is an arithmetic number, because the mean of its divisors is an integer number (2043744).

Almost surely, 2^4087487 is an apocalyptic number.

4087487 is a deficient number, since it is larger than the sum of its proper divisors (1).

4087487 is an equidigital number, since it uses as much as digits as its factorization.

4087487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50176, while the sum is 38.

The square root of 4087487 is about 2021.7534468871. The cubic root of 4087487 is about 159.8890767638.

The spelling of 4087487 in words is "four million, eighty-seven thousand, four hundred eighty-seven".