242267807 has 2 divisors, whose sum is σ = 242267808. Its totient is φ = 242267806.

The previous prime is 242267797. The next prime is 242267849. The reversal of 242267807 is 708762242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242267807 - 2¹⁴ = 242251423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242267107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121133903 + 121133904.

It is an arithmetic number, because the mean of its divisors is an integer number (121133904).

Almost surely, 2^242267807 is an apocalyptic number.

242267807 is a deficient number, since it is larger than the sum of its proper divisors (1).

242267807 is an equidigital number, since it uses as much as digits as its factorization.

242267807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 242267807 is about 15564.9544490178. The cubic root of 242267807 is about 623.3977579962.

The spelling of 242267807 in words is "two hundred forty-two million, two hundred sixty-seven thousand, eight hundred seven".