242332405 has 8 divisors (see below), whose sum is σ = 332341632. Its totient is φ = 166170768.

The previous prime is 242332357. The next prime is 242332417. The reversal of 242332405 is 504233242.

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

It is a cyclic number.

It is not a de Polignac number, because 242332405 - 2²⁵ = 208777973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242332405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3461857 + ... + 3461926.

It is an arithmetic number, because the mean of its divisors is an integer number (41542704).

Almost surely, 2^242332405 is an apocalyptic number.

It is an amenable number.

242332405 is a deficient number, since it is larger than the sum of its proper divisors (90009227).

242332405 is an equidigital number, since it uses as much as digits as its factorization.

242332405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6923795.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 242332405 is about 15567.0294211837. The cubic root of 242332405 is about 623.4531604180.

Adding to 242332405 its reverse (504233242), we get a palindrome (746565647).

The spelling of 242332405 in words is "two hundred forty-two million, three hundred thirty-two thousand, four hundred five".