940087 has 2 divisors, whose sum is σ = 940088. Its totient is φ = 940086.

The previous prime is 940073. The next prime is 940097. The reversal of 940087 is 780049.

It is a strong prime.

It is an emirp because it is prime and its reverse (780049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 940087 - 2¹⁹ = 415799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470043 + 470044.

It is an arithmetic number, because the mean of its divisors is an integer number (470044).

2⁹⁴⁰⁰⁸⁷ is an apocalyptic number.

940087 is a deficient number, since it is larger than the sum of its proper divisors (1).

940087 is an equidigital number, since it uses as much as digits as its factorization.

940087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 940087 is about 969.5808372694. The cubic root of 940087 is about 97.9616329057.

The spelling of 940087 in words is "nine hundred forty thousand, eighty-seven".