242715236 has 6 divisors (see below), whose sum is σ = 424751670. Its totient is φ = 121357616.

The previous prime is 242715223. The next prime is 242715241. The reversal of 242715236 is 632517242.

It can be written as a sum of positive squares in only one way, i.e., 189337600 + 53377636 = 13760^2 + 7306^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30339401 + ... + 30339408.

It is an arithmetic number, because the mean of its divisors is an integer number (70791945).

Almost surely, 2^242715236 is an apocalyptic number.

It is an amenable number.

242715236 is a deficient number, since it is larger than the sum of its proper divisors (182036434).

242715236 is a wasteful number, since it uses less digits than its factorization.

242715236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60678813 (or 60678811 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 242715236 is about 15579.3207810867. The cubic root of 242715236 is about 623.7812932039.

The spelling of 242715236 in words is "two hundred forty-two million, seven hundred fifteen thousand, two hundred thirty-six".