242093587 has 2 divisors, whose sum is σ = 242093588. Its totient is φ = 242093586.

The previous prime is 242093563. The next prime is 242093597. The reversal of 242093587 is 785390242.

242093587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242093587 is a prime.

It is not a weakly prime, because it can be changed into another prime (242093507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121046793 + 121046794.

It is an arithmetic number, because the mean of its divisors is an integer number (121046794).

Almost surely, 2^242093587 is an apocalyptic number.

242093587 is a deficient number, since it is larger than the sum of its proper divisors (1).

242093587 is an equidigital number, since it uses as much as digits as its factorization.

242093587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 242093587 is about 15559.3568954504. The cubic root of 242093587 is about 623.2482892418.

The spelling of 242093587 in words is "two hundred forty-two million, ninety-three thousand, five hundred eighty-seven".