242317078 has 4 divisors (see below), whose sum is σ = 363475620. Its totient is φ = 121158538.

The previous prime is 242317067. The next prime is 242317123. The reversal of 242317078 is 870713242.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60579268 + ... + 60579271.

It is an arithmetic number, because the mean of its divisors is an integer number (90868905).

Almost surely, 2^242317078 is an apocalyptic number.

242317078 is a deficient number, since it is larger than the sum of its proper divisors (121158542).

242317078 is a wasteful number, since it uses less digits than its factorization.

242317078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121158541.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 242317078 is about 15566.5371229442. The cubic root of 242317078 is about 623.4400161200.

The spelling of 242317078 in words is "two hundred forty-two million, three hundred seventeen thousand, seventy-eight".