242323229 has 2 divisors, whose sum is σ = 242323230. Its totient is φ = 242323228.

The previous prime is 242323183. The next prime is 242323247. The reversal of 242323229 is 922323242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236083225 + 6240004 = 15365^2 + 2498^2 .

It is a cyclic number.

It is not a de Polignac number, because 242323229 - 2⁸ = 242322973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242323429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121161614 + 121161615.

It is an arithmetic number, because the mean of its divisors is an integer number (121161615).

Almost surely, 2^242323229 is an apocalyptic number.

It is an amenable number.

242323229 is a deficient number, since it is larger than the sum of its proper divisors (1).

242323229 is an equidigital number, since it uses as much as digits as its factorization.

242323229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 29.

The square root of 242323229 is about 15566.7346929277. The cubic root of 242323229 is about 623.4452912291.

It can be divided in two parts, 2423 and 23229, that added together give a palindrome (25652).

The spelling of 242323229 in words is "two hundred forty-two million, three hundred twenty-three thousand, two hundred twenty-nine".