242310993 has 8 divisors (see below), whose sum is σ = 323154048. Its totient is φ = 161504304.

The previous prime is 242310983. The next prime is 242311051. The reversal of 242310993 is 399013242.

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

It is not a de Polignac number, because 242310993 - 2²² = 238116689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242310953) 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, 17955 + ... + 28407.

It is an arithmetic number, because the mean of its divisors is an integer number (40394256).

Almost surely, 2^242310993 is an apocalyptic number.

It is an amenable number.

242310993 is a deficient number, since it is larger than the sum of its proper divisors (80843055).

242310993 is a wasteful number, since it uses less digits than its factorization.

242310993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18183.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 242310993 is about 15566.3416704118. The cubic root of 242310993 is about 623.4347975247.

The spelling of 242310993 in words is "two hundred forty-two million, three hundred ten thousand, nine hundred ninety-three".