242402403 has 8 divisors (see below), whose sum is σ = 324878608. Its totient is φ = 160763904.

The previous prime is 242402383. The next prime is 242402431. The reversal of 242402403 is 304204242.

242402403 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 not a de Polignac number, because 242402403 - 2⁶ = 242402339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242402403.

It is not an unprimeable number, because it can be changed into a prime (242402603) 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, 208750 + ... + 209907.

It is an arithmetic number, because the mean of its divisors is an integer number (40609826).

Almost surely, 2^242402403 is an apocalyptic number.

242402403 is a deficient number, since it is larger than the sum of its proper divisors (82476205).

242402403 is a wasteful number, since it uses less digits than its factorization.

242402403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418853.

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

The square root of 242402403 is about 15569.2775362250. The cubic root of 242402403 is about 623.5131830319.

Adding to 242402403 its reverse (304204242), we get a palindrome (546606645).

The spelling of 242402403 in words is "two hundred forty-two million, four hundred two thousand, four hundred three".