403434042 has 32 divisors (see below), whose sum is σ = 887169024. Its totient is φ = 121287600.

The previous prime is 403434029. The next prime is 403434047. The reversal of 403434042 is 240434304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (403434047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15684 + ... + 32447.

It is an arithmetic number, because the mean of its divisors is an integer number (27724032).

Almost surely, 2^403434042 is an apocalyptic number.

403434042 is an abundant number, since it is smaller than the sum of its proper divisors (483734982).

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

403434042 is a wasteful number, since it uses less digits than its factorization.

403434042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48274.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 403434042 is about 20085.6675766577. The cubic root of 403434042 is about 738.9088142046.

Adding to 403434042 its reverse (240434304), we get a palindrome (643868346).

The spelling of 403434042 in words is "four hundred three million, four hundred thirty-four thousand, forty-two".