242301887 has 2 divisors, whose sum is σ = 242301888. Its totient is φ = 242301886.

The previous prime is 242301869. The next prime is 242301893. The reversal of 242301887 is 788103242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242301887 - 2⁶ = 242301823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242301827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121150943 + 121150944.

It is an arithmetic number, because the mean of its divisors is an integer number (121150944).

Almost surely, 2^242301887 is an apocalyptic number.

242301887 is a deficient number, since it is larger than the sum of its proper divisors (1).

242301887 is an equidigital number, since it uses as much as digits as its factorization.

242301887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 242301887 is about 15566.0491776173. The cubic root of 242301887 is about 623.4269879074.

The spelling of 242301887 in words is "two hundred forty-two million, three hundred one thousand, eight hundred eighty-seven".