242071066 has 16 divisors (see below), whose sum is σ = 371897064. Its totient is φ = 118139904.

The previous prime is 242071031. The next prime is 242071069. The reversal of 242071066 is 660170242.

It can be written as a sum of positive squares in 4 ways, for example, as 212139225 + 29931841 = 14565^2 + 5471^2 .

It is not an unprimeable number, because it can be changed into a prime (242071069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5616 + ... + 22708.

Almost surely, 2^242071066 is an apocalyptic number.

242071066 is a deficient number, since it is larger than the sum of its proper divisors (129825998).

242071066 is a wasteful number, since it uses less digits than its factorization.

242071066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17265.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 242071066 is about 15558.6331661878. The cubic root of 242071066 is about 623.2289625424.

The spelling of 242071066 in words is "two hundred forty-two million, seventy-one thousand, sixty-six".