242302357 has 4 divisors (see below), whose sum is σ = 264329856. Its totient is φ = 220274860.

The previous prime is 242302331. The next prime is 242302363. The reversal of 242302357 is 753203242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242302357 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 (242302367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11013733 + ... + 11013754.

It is an arithmetic number, because the mean of its divisors is an integer number (66082464).

Almost surely, 2^242302357 is an apocalyptic number.

It is an amenable number.

242302357 is a deficient number, since it is larger than the sum of its proper divisors (22027499).

242302357 is a wasteful number, since it uses less digits than its factorization.

242302357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22027498.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 242302357 is about 15566.0642745686. The cubic root of 242302357 is about 623.4273910003.

Adding to 242302357 its reverse (753203242), we get a palindrome (995505599).

The spelling of 242302357 in words is "two hundred forty-two million, three hundred two thousand, three hundred fifty-seven".