242423959 has 2 divisors, whose sum is σ = 242423960. Its totient is φ = 242423958.

The previous prime is 242423953. The next prime is 242423971. The reversal of 242423959 is 959324242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242423959 - 2¹⁷ = 242292887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242423953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121211979 + 121211980.

It is an arithmetic number, because the mean of its divisors is an integer number (121211980).

Almost surely, 2^242423959 is an apocalyptic number.

242423959 is a deficient number, since it is larger than the sum of its proper divisors (1).

242423959 is an equidigital number, since it uses as much as digits as its factorization.

242423959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 40.

The square root of 242423959 is about 15569.9697816020. The cubic root of 242423959 is about 623.5316647681.

The spelling of 242423959 in words is "two hundred forty-two million, four hundred twenty-three thousand, nine hundred fifty-nine".