242336249 has 2 divisors, whose sum is σ = 242336250. Its totient is φ = 242336248.

The previous prime is 242336221. The next prime is 242336291. The reversal of 242336249 is 942633242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157051024 + 85285225 = 12532^2 + 9235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242336249 is a prime.

It is a Chen prime.

It is equal to p_13282658 and since 242336249 and 13282658 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (242336219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121168124 + 121168125.

It is an arithmetic number, because the mean of its divisors is an integer number (121168125).

Almost surely, 2^242336249 is an apocalyptic number.

It is an amenable number.

242336249 is a deficient number, since it is larger than the sum of its proper divisors (1).

242336249 is an equidigital number, since it uses as much as digits as its factorization.

242336249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 35.

The square root of 242336249 is about 15567.1528867677. The cubic root of 242336249 is about 623.4564569111.

The spelling of 242336249 in words is "two hundred forty-two million, three hundred thirty-six thousand, two hundred forty-nine".