242403402 has 16 divisors (see below), whose sum is σ = 501524640. Its totient is φ = 78014832.

The previous prime is 242403389. The next prime is 242403407. The reversal of 242403402 is 204304242.

242403402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (242403407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696388 + ... + 696735.

It is an arithmetic number, because the mean of its divisors is an integer number (31345290).

Almost surely, 2^242403402 is an apocalyptic number.

242403402 is an abundant number, since it is smaller than the sum of its proper divisors (259121238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242403402 is a wasteful number, since it uses less digits than its factorization.

242403402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393157.

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

The square root of 242403402 is about 15569.3096186054. The cubic root of 242403402 is about 623.5140395812.

Adding to 242403402 its reverse (204304242), we get a palindrome (446707644).

The spelling of 242403402 in words is "two hundred forty-two million, four hundred three thousand, four hundred two".