242405432 has 16 divisors (see below), whose sum is σ = 470183400. Its totient is φ = 117023200.

The previous prime is 242405419. The next prime is 242405447. The reversal of 242405432 is 234504242.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 522194 + ... + 522657.

Almost surely, 2^242405432 is an apocalyptic number.

It is an amenable number.

242405432 is a deficient number, since it is larger than the sum of its proper divisors (227777968).

242405432 is a wasteful number, since it uses less digits than its factorization.

242405432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044886 (or 1044882 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 242405432 is about 15569.3748108265. The cubic root of 242405432 is about 623.5157801095.

Adding to 242405432 its reverse (234504242), we get a palindrome (476909674).

The spelling of 242405432 in words is "two hundred forty-two million, four hundred five thousand, four hundred thirty-two".