434542042 has 16 divisors (see below), whose sum is σ = 711745632. Its totient is φ = 197331120.

The previous prime is 434542033. The next prime is 434542079. The reversal of 434542042 is 240245434.

It is a self number, because there is not a number n which added to its sum of digits gives 434542042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15733 + ... + 33415.

It is an arithmetic number, because the mean of its divisors is an integer number (44484102).

Almost surely, 2^434542042 is an apocalyptic number.

434542042 is a deficient number, since it is larger than the sum of its proper divisors (277203590).

434542042 is a wasteful number, since it uses less digits than its factorization.

434542042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18813.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 434542042 is about 20845.6720208296. The cubic root of 434542042 is about 757.4324959543.

Adding to 434542042 its reverse (240245434), we get a palindrome (674787476).

The spelling of 434542042 in words is "four hundred thirty-four million, five hundred forty-two thousand, forty-two".