403434934 has 24 divisors (see below), whose sum is σ = 718938720. Its totient is φ = 169220016.

The previous prime is 403434919. The next prime is 403434937. The reversal of 403434934 is 439434304.

It is a self number, because there is not a number n which added to its sum of digits gives 403434934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403434937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39189 + ... + 48400.

It is an arithmetic number, because the mean of its divisors is an integer number (29955780).

Almost surely, 2^403434934 is an apocalyptic number.

403434934 is a deficient number, since it is larger than the sum of its proper divisors (315503786).

403434934 is a wasteful number, since it uses less digits than its factorization.

403434934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87652 (or 87645 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

The square root of 403434934 is about 20085.6897815335. The cubic root of 403434934 is about 738.9093587845.

The spelling of 403434934 in words is "four hundred three million, four hundred thirty-four thousand, nine hundred thirty-four".