242523829 has 2 divisors, whose sum is σ = 242523830. Its totient is φ = 242523828.

The previous prime is 242523823. The next prime is 242523833. The reversal of 242523829 is 928325242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202492900 + 40030929 = 14230^2 + 6327^2 .

It is a cyclic number.

It is not a de Polignac number, because 242523829 - 2³ = 242523821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242523821) 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, 121261914 + 121261915.

It is an arithmetic number, because the mean of its divisors is an integer number (121261915).

Almost surely, 2^242523829 is an apocalyptic number.

It is an amenable number.

242523829 is a deficient number, since it is larger than the sum of its proper divisors (1).

242523829 is an equidigital number, since it uses as much as digits as its factorization.

242523829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 37.

The square root of 242523829 is about 15573.1765866826. The cubic root of 242523829 is about 623.6172772604.

The spelling of 242523829 in words is "two hundred forty-two million, five hundred twenty-three thousand, eight hundred twenty-nine".