242287379 has 2 divisors, whose sum is σ = 242287380. Its totient is φ = 242287378.

The previous prime is 242287369. The next prime is 242287393. The reversal of 242287379 is 973782242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242287379 - 2¹⁶ = 242221843 is a prime.

It is not a weakly prime, because it can be changed into another prime (242287369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121143689 + 121143690.

It is an arithmetic number, because the mean of its divisors is an integer number (121143690).

Almost surely, 2^242287379 is an apocalyptic number.

242287379 is a deficient number, since it is larger than the sum of its proper divisors (1).

242287379 is an equidigital number, since it uses as much as digits as its factorization.

242287379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 44.

The square root of 242287379 is about 15565.5831564384. The cubic root of 242287379 is about 623.4145449458.

The spelling of 242287379 in words is "two hundred forty-two million, two hundred eighty-seven thousand, three hundred seventy-nine".