242117066 has 8 divisors (see below), whose sum is σ = 363294624. Its totient is φ = 121018860.

The previous prime is 242117041. The next prime is 242117087. The reversal of 242117066 is 660711242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11510 + ... + 24833.

It is an arithmetic number, because the mean of its divisors is an integer number (45411828).

Almost surely, 2^242117066 is an apocalyptic number.

242117066 is a deficient number, since it is larger than the sum of its proper divisors (121177558).

242117066 is a wasteful number, since it uses less digits than its factorization.

242117066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39676.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 242117066 is about 15560.1113749227. Note that the first 3 decimals coincide. The cubic root of 242117066 is about 623.2684367858.

The spelling of 242117066 in words is "two hundred forty-two million, one hundred seventeen thousand, sixty-six".