242403005 has 32 divisors (see below), whose sum is σ = 319382784. Its totient is φ = 175550976.

The previous prime is 242402989. The next prime is 242403011. The reversal of 242403005 is 500304242.

It is a cyclic number.

It is not a de Polignac number, because 242403005 - 2⁴ = 242402989 is a prime.

It is a Duffinian number.

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 31 ways as a sum of consecutive naturals, for example, 1451432 + ... + 1451598.

It is an arithmetic number, because the mean of its divisors is an integer number (9980712).

Almost surely, 2^242403005 is an apocalyptic number.

It is an amenable number.

242403005 is a deficient number, since it is larger than the sum of its proper divisors (76979779).

242403005 is a wasteful number, since it uses less digits than its factorization.

242403005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 242403005 is about 15569.2968691589. The cubic root of 242403005 is about 623.5136991910.

Adding to 242403005 its reverse (500304242), we get a palindrome (742707247).

The spelling of 242403005 in words is "two hundred forty-two million, four hundred three thousand, five".