242717648 has 20 divisors (see below), whose sum is σ = 470758560. Its totient is φ = 121231584.

The previous prime is 242717641. The next prime is 242717659. The reversal of 242717648 is 846717242.

It is a happy number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242717641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8861 + ... + 23747.

It is an arithmetic number, because the mean of its divisors is an integer number (23537928).

Almost surely, 2^242717648 is an apocalyptic number.

It is an amenable number.

242717648 is a deficient number, since it is larger than the sum of its proper divisors (228040912).

242717648 is a wasteful number, since it uses less digits than its factorization.

242717648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15914 (or 15908 counting only the distinct ones).

The product of its digits is 150528, while the sum is 41.

The square root of 242717648 is about 15579.3981912011. The cubic root of 242717648 is about 623.7833594875.

The spelling of 242717648 in words is "two hundred forty-two million, seven hundred seventeen thousand, six hundred forty-eight".