242000066 has 64 divisors (see below), whose sum is σ = 500152320. Its totient is φ = 84860160.

The previous prime is 242000063. The next prime is 242000071. The reversal of 242000066 is 660000242.

It is not an unprimeable number, because it can be changed into a prime (242000063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58205 + ... + 62223.

It is an arithmetic number, because the mean of its divisors is an integer number (7814880).

Almost surely, 2^242000066 is an apocalyptic number.

242000066 is an abundant number, since it is smaller than the sum of its proper divisors (258152254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242000066 is a wasteful number, since it uses less digits than its factorization.

242000066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4079.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 242000066 is about 15556.3513074242. The cubic root of 242000066 is about 623.1680250886.

The spelling of 242000066 in words is "two hundred forty-two million, sixty-six", and thus it is an aban number.