242706473 has 2 divisors, whose sum is σ = 242706474. Its totient is φ = 242706472.

The previous prime is 242706469. The next prime is 242706493. The reversal of 242706473 is 374607242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220314649 + 22391824 = 14843^2 + 4732^2 .

It is a cyclic number.

It is not a de Polignac number, because 242706473 - 2² = 242706469 is a prime.

It is not a weakly prime, because it can be changed into another prime (242706403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121353236 + 121353237.

It is an arithmetic number, because the mean of its divisors is an integer number (121353237).

Almost surely, 2^242706473 is an apocalyptic number.

It is an amenable number.

242706473 is a deficient number, since it is larger than the sum of its proper divisors (1).

242706473 is an equidigital number, since it uses as much as digits as its factorization.

242706473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 242706473 is about 15579.0395403568. The cubic root of 242706473 is about 623.7737861058.

The spelling of 242706473 in words is "two hundred forty-two million, seven hundred six thousand, four hundred seventy-three".