434079905 has 16 divisors (see below), whose sum is σ = 596623104. Its totient is φ = 296998080.

The previous prime is 434079901. The next prime is 434079907. The reversal of 434079905 is 509970434.

It is not a de Polignac number, because 434079905 - 2² = 434079901 is a prime.

It is not an unprimeable number, because it can be changed into a prime (434079901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2684 + ... + 29586.

It is an arithmetic number, because the mean of its divisors is an integer number (37288944).

Almost surely, 2^434079905 is an apocalyptic number.

It is an amenable number.

434079905 is a deficient number, since it is larger than the sum of its proper divisors (162543199).

434079905 is a wasteful number, since it uses less digits than its factorization.

434079905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27376.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 434079905 is about 20834.5843491057. The cubic root of 434079905 is about 757.1638899970.

The spelling of 434079905 in words is "four hundred thirty-four million, seventy-nine thousand, nine hundred five".