242377873 has 2 divisors, whose sum is σ = 242377874. Its totient is φ = 242377872.

The previous prime is 242377859. The next prime is 242377913. The reversal of 242377873 is 378773242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 238146624 + 4231249 = 15432^2 + 2057^2 .

It is a cyclic number.

It is not a de Polignac number, because 242377873 - 2⁹ = 242377361 is a prime.

It is not a weakly prime, because it can be changed into another prime (242377843) 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, 121188936 + 121188937.

It is an arithmetic number, because the mean of its divisors is an integer number (121188937).

Almost surely, 2^242377873 is an apocalyptic number.

It is an amenable number.

242377873 is a deficient number, since it is larger than the sum of its proper divisors (1).

242377873 is an equidigital number, since it uses as much as digits as its factorization.

242377873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 43.

The square root of 242377873 is about 15568.4897469215. The cubic root of 242377873 is about 623.4921501074.

The spelling of 242377873 in words is "two hundred forty-two million, three hundred seventy-seven thousand, eight hundred seventy-three".