242420567 has 2 divisors, whose sum is σ = 242420568. Its totient is φ = 242420566.

The previous prime is 242420551. The next prime is 242420593. The reversal of 242420567 is 765024242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242420567 - 2⁴ = 242420551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242429567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121210283 + 121210284.

It is an arithmetic number, because the mean of its divisors is an integer number (121210284).

Almost surely, 2^242420567 is an apocalyptic number.

242420567 is a deficient number, since it is larger than the sum of its proper divisors (1).

242420567 is an equidigital number, since it uses as much as digits as its factorization.

242420567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 242420567 is about 15569.8608535850. The cubic root of 242420567 is about 623.5287565994.

The spelling of 242420567 in words is "two hundred forty-two million, four hundred twenty thousand, five hundred sixty-seven".