242323429 has 2 divisors, whose sum is σ = 242323430. Its totient is φ = 242323428.

The previous prime is 242323409. The next prime is 242323439. The reversal of 242323429 is 924323242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227708100 + 14615329 = 15090^2 + 3823^2 .

It is a cyclic number.

It is not a de Polignac number, because 242323429 - 2¹⁵ = 242290661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242323429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242323409) 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, 121161714 + 121161715.

It is an arithmetic number, because the mean of its divisors is an integer number (121161715).

Almost surely, 2^242323429 is an apocalyptic number.

It is an amenable number.

242323429 is a deficient number, since it is larger than the sum of its proper divisors (1).

242323429 is an equidigital number, since it uses as much as digits as its factorization.

242323429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 31.

The square root of 242323429 is about 15566.7411168812. The cubic root of 242323429 is about 623.4454627480.

It can be divided in two parts, 2423 and 23429, that added together give a palindrome (25852).

The spelling of 242323429 in words is "two hundred forty-two million, three hundred twenty-three thousand, four hundred twenty-nine".