242317755 has 24 divisors (see below), whose sum is σ = 420441840. Its totient is φ = 129105600.

The previous prime is 242317729. The next prime is 242317769. The reversal of 242317755 is 557713242.

It is not a de Polignac number, because 242317755 - 2⁸ = 242317499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56476 + ... + 60614.

It is an arithmetic number, because the mean of its divisors is an integer number (17518410).

Almost surely, 2^242317755 is an apocalyptic number.

242317755 is a deficient number, since it is larger than the sum of its proper divisors (178124085).

242317755 is a wasteful number, since it uses less digits than its factorization.

242317755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5451 (or 5448 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 242317755 is about 15566.5588682920. The cubic root of 242317755 is about 623.4405967208.

The spelling of 242317755 in words is "two hundred forty-two million, three hundred seventeen thousand, seven hundred fifty-five".