434104309 has 4 divisors (see below), whose sum is σ = 436703904. Its totient is φ = 431504716.

The previous prime is 434104301. The next prime is 434104339. The reversal of 434104309 is 903401434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 434104309 - 2³ = 434104301 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 (434104301) 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, 1299547 + ... + 1299880.

It is an arithmetic number, because the mean of its divisors is an integer number (109175976).

Almost surely, 2^434104309 is an apocalyptic number.

It is an amenable number.

434104309 is a deficient number, since it is larger than the sum of its proper divisors (2599595).

434104309 is a wasteful number, since it uses less digits than its factorization.

434104309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599594.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 434104309 is about 20835.1700017062. The cubic root of 434104309 is about 757.1780789985.

The spelling of 434104309 in words is "four hundred thirty-four million, one hundred four thousand, three hundred nine".