242003669 has 2 divisors, whose sum is σ = 242003670. Its totient is φ = 242003668.

The previous prime is 242003647. The next prime is 242003683. The reversal of 242003669 is 966300242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225300100 + 16703569 = 15010^2 + 4087^2 .

It is a cyclic number.

It is not a de Polignac number, because 242003669 - 2²⁴ = 225226453 is a prime.

It is a super-2 number, since 2×242003669² = 117131551618923122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242083669) 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, 121001834 + 121001835.

It is an arithmetic number, because the mean of its divisors is an integer number (121001835).

Almost surely, 2^242003669 is an apocalyptic number.

It is an amenable number.

242003669 is a deficient number, since it is larger than the sum of its proper divisors (1).

242003669 is an equidigital number, since it uses as much as digits as its factorization.

242003669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 242003669 is about 15556.4671117834. The cubic root of 242003669 is about 623.1711177369.

The spelling of 242003669 in words is "two hundred forty-two million, three thousand, six hundred sixty-nine".