242042403 has 8 divisors (see below), whose sum is σ = 322813008. Its totient is φ = 161316704.

The previous prime is 242042371. The next prime is 242042417. The reversal of 242042403 is 304240242.

242042403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 242042403 - 2⁵ = 242042371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242042403.

It is not an unprimeable number, because it can be changed into a prime (242042443) 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, 4501 + ... + 22457.

It is an arithmetic number, because the mean of its divisors is an integer number (40351626).

Almost surely, 2^242042403 is an apocalyptic number.

242042403 is a deficient number, since it is larger than the sum of its proper divisors (80770605).

242042403 is a wasteful number, since it uses less digits than its factorization.

242042403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22453.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 242042403 is about 15557.7120104468. The cubic root of 242042403 is about 623.2043632692.

Adding to 242042403 its reverse (304240242), we get a palindrome (546282645).

The spelling of 242042403 in words is "two hundred forty-two million, forty-two thousand, four hundred three".