242331629 has 2 divisors, whose sum is σ = 242331630. Its totient is φ = 242331628.

The previous prime is 242331613. The next prime is 242331659. The reversal of 242331629 is 926133242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236329129 + 6002500 = 15373^2 + 2450^2 .

It is a cyclic number.

It is not a de Polignac number, because 242331629 - 2⁴ = 242331613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242331595 and 242331604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242331659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121165814 + 121165815.

It is an arithmetic number, because the mean of its divisors is an integer number (121165815).

Almost surely, 2^242331629 is an apocalyptic number.

It is an amenable number.

242331629 is a deficient number, since it is larger than the sum of its proper divisors (1).

242331629 is an equidigital number, since it uses as much as digits as its factorization.

242331629 is an odious number, because the sum of its binary digits is odd.

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

The square root of 242331629 is about 15567.0044966911. The cubic root of 242331629 is about 623.4524949407.

The spelling of 242331629 in words is "two hundred forty-two million, three hundred thirty-one thousand, six hundred twenty-nine".