434409813 has 12 divisors (see below), whose sum is σ = 633574240. Its totient is φ = 286794216.

The previous prime is 434409803. The next prime is 434409817. The reversal of 434409813 is 318904434.

It is not a de Polignac number, because 434409813 - 2⁴ = 434409797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434409817) 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, 233383 + ... + 235236.

Almost surely, 2^434409813 is an apocalyptic number.

It is an amenable number.

434409813 is a deficient number, since it is larger than the sum of its proper divisors (199164427).

434409813 is a wasteful number, since it uses less digits than its factorization.

434409813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468728 (or 468725 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 434409813 is about 20842.5001619288. The cubic root of 434409813 is about 757.3556605027.

The spelling of 434409813 in words is "four hundred thirty-four million, four hundred nine thousand, eight hundred thirteen".