403042434 has 16 divisors (see below), whose sum is σ = 817439040. Its totient is φ = 132455120.

The previous prime is 403042429. The next prime is 403042441. The reversal of 403042434 is 434240304.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472629 + ... + 473480.

It is an arithmetic number, because the mean of its divisors is an integer number (51089940).

Almost surely, 2^403042434 is an apocalyptic number.

403042434 is an abundant number, since it is smaller than the sum of its proper divisors (414396606).

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

403042434 is a wasteful number, since it uses less digits than its factorization.

403042434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946185.

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

The square root of 403042434 is about 20075.9167661156. The cubic root of 403042434 is about 738.6696538545.

Adding to 403042434 its reverse (434240304), we get a palindrome (837282738).

It can be divided in two parts, 4030 and 42434, that added together give a palindrome (46464).

The spelling of 403042434 in words is "four hundred three million, forty-two thousand, four hundred thirty-four".