434813605 has 4 divisors (see below), whose sum is σ = 521776332. Its totient is φ = 347850880.

The previous prime is 434813581. The next prime is 434813633. The reversal of 434813605 is 506318434.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 172081924 + 262731681 = 13118^2 + 16209^2 .

It is not a de Polignac number, because 434813605 - 2¹¹ = 434811557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43481356 + ... + 43481365.

It is an arithmetic number, because the mean of its divisors is an integer number (130444083).

Almost surely, 2^434813605 is an apocalyptic number.

It is an amenable number.

434813605 is a deficient number, since it is larger than the sum of its proper divisors (86962727).

434813605 is an equidigital number, since it uses as much as digits as its factorization.

434813605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86962726.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 434813605 is about 20852.1846577283. The cubic root of 434813605 is about 757.5902465574.

The spelling of 434813605 in words is "four hundred thirty-four million, eight hundred thirteen thousand, six hundred five".