242232077 has 2 divisors, whose sum is σ = 242232078. Its totient is φ = 242232076.

The previous prime is 242232073. The next prime is 242232127. The reversal of 242232077 is 770232242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156225001 + 86007076 = 12499^2 + 9274^2 .

It is a cyclic number.

It is not a de Polignac number, because 242232077 - 2² = 242232073 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 (242232071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121116038 + 121116039.

It is an arithmetic number, because the mean of its divisors is an integer number (121116039).

Almost surely, 2^242232077 is an apocalyptic number.

It is an amenable number.

242232077 is a deficient number, since it is larger than the sum of its proper divisors (1).

242232077 is an equidigital number, since it uses as much as digits as its factorization.

242232077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 242232077 is about 15563.8066359101. The cubic root of 242232077 is about 623.3671099608.

The spelling of 242232077 in words is "two hundred forty-two million, two hundred thirty-two thousand, seventy-seven".