940008287 has 2 divisors, whose sum is σ = 940008288. Its totient is φ = 940008286.

The previous prime is 940008269. The next prime is 940008323. The reversal of 940008287 is 782800049.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-940008287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 940008287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940008227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470004143 + 470004144.

It is an arithmetic number, because the mean of its divisors is an integer number (470004144).

Almost surely, 2^940008287 is an apocalyptic number.

940008287 is a deficient number, since it is larger than the sum of its proper divisors (1).

940008287 is an equidigital number, since it uses as much as digits as its factorization.

940008287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 940008287 is about 30659.5545792825. The cubic root of 940008287 is about 979.5889873703.

The spelling of 940008287 in words is "nine hundred forty million, eight thousand, two hundred eighty-seven".