242857967 has 8 divisors (see below), whose sum is σ = 265075200. Its totient is φ = 220663960.

The previous prime is 242857907. The next prime is 242857991. The reversal of 242857967 is 769758242.

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

It is not a de Polignac number, because 242857967 - 2⁸ = 242857711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242857907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21788 + ... + 30990.

It is an arithmetic number, because the mean of its divisors is an integer number (33134400).

Almost surely, 2^242857967 is an apocalyptic number.

242857967 is a deficient number, since it is larger than the sum of its proper divisors (22217233).

242857967 is a wasteful number, since it uses less digits than its factorization.

242857967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11613.

The product of its digits is 1693440, while the sum is 50.

The square root of 242857967 is about 15583.9008916253. The cubic root of 242857967 is about 623.9035427486.

The spelling of 242857967 in words is "two hundred forty-two million, eight hundred fifty-seven thousand, nine hundred sixty-seven".