242870323 has 2 divisors, whose sum is σ = 242870324. Its totient is φ = 242870322.

The previous prime is 242870311. The next prime is 242870359. The reversal of 242870323 is 323078242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242870323 - 2¹³ = 242862131 is a prime.

It is not a weakly prime, because it can be changed into another prime (242870393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121435161 + 121435162.

It is an arithmetic number, because the mean of its divisors is an integer number (121435162).

Almost surely, 2^242870323 is an apocalyptic number.

242870323 is a deficient number, since it is larger than the sum of its proper divisors (1).

242870323 is an equidigital number, since it uses as much as digits as its factorization.

242870323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 242870323 is about 15584.2973213424. The cubic root of 242870323 is about 623.9141234480.

The spelling of 242870323 in words is "two hundred forty-two million, eight hundred seventy thousand, three hundred twenty-three".