434242403 has 8 divisors (see below), whose sum is σ = 496404480. Its totient is φ = 372112200.

The previous prime is 434242399. The next prime is 434242411. The reversal of 434242403 is 304242434.

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 434242403 - 2² = 434242399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434242453) 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, 42878 + ... + 52028.

It is an arithmetic number, because the mean of its divisors is an integer number (62050560).

Almost surely, 2^434242403 is an apocalyptic number.

434242403 is a deficient number, since it is larger than the sum of its proper divisors (62162077).

434242403 is an equidigital number, since it uses as much as digits as its factorization.

434242403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15937.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 434242403 is about 20838.4837020355. The cubic root of 434242403 is about 757.2583597529.

Adding to 434242403 its reverse (304242434), we get a palindrome (738484837).

The spelling of 434242403 in words is "four hundred thirty-four million, two hundred forty-two thousand, four hundred three".