242751142 has 8 divisors (see below), whose sum is σ = 375872832. Its totient is φ = 117460200.

The previous prime is 242751127. The next prime is 242751151. The reversal of 242751142 is 241157242.

242751142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 242751142.

It is a congruent number.

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, 1957609 + ... + 1957732.

It is an arithmetic number, because the mean of its divisors is an integer number (46984104).

Almost surely, 2^242751142 is an apocalyptic number.

242751142 is a deficient number, since it is larger than the sum of its proper divisors (133121690).

242751142 is a wasteful number, since it uses less digits than its factorization.

242751142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915374.

The product of its digits is 4480, while the sum is 28.

The square root of 242751142 is about 15580.4730993638. The cubic root of 242751142 is about 623.8120513153.

The spelling of 242751142 in words is "two hundred forty-two million, seven hundred fifty-one thousand, one hundred forty-two".