434407005 has 12 divisors (see below), whose sum is σ = 752972220. Its totient is φ = 231683712.

The previous prime is 434406997. The next prime is 434407009. The reversal of 434407005 is 500704434.

It can be written as a sum of positive squares in 2 ways, for example, as 311063769 + 123343236 = 17637^2 + 11106^2 .

It is not a de Polignac number, because 434407005 - 2³ = 434406997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 434407005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434407009) 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, 4826700 + ... + 4826789.

It is an arithmetic number, because the mean of its divisors is an integer number (62747685).

Almost surely, 2^434407005 is an apocalyptic number.

434407005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

434407005 is a deficient number, since it is larger than the sum of its proper divisors (318565215).

434407005 is a wasteful number, since it uses less digits than its factorization.

434407005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9653500 (or 9653497 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 434407005 is about 20842.4327994599. The cubic root of 434407005 is about 757.3540286647.

The spelling of 434407005 in words is "four hundred thirty-four million, four hundred seven thousand, five".