434806403 has 4 divisors (see below), whose sum is σ = 448832448. Its totient is φ = 420780360.

The previous prime is 434806397. The next prime is 434806451. The reversal of 434806403 is 304608434.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 434806403 - 2⁴ = 434806387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434806403.

It is not an unprimeable number, because it can be changed into a prime (434806453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7012976 + ... + 7013037.

It is an arithmetic number, because the mean of its divisors is an integer number (112208112).

Almost surely, 2^434806403 is an apocalyptic number.

434806403 is a deficient number, since it is larger than the sum of its proper divisors (14026045).

434806403 is a wasteful number, since it uses less digits than its factorization.

434806403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14026044.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 434806403 is about 20852.0119652757. The cubic root of 434806403 is about 757.5860637727.

The spelling of 434806403 in words is "four hundred thirty-four million, eight hundred six thousand, four hundred three".