4000534205 has 8 divisors (see below), whose sum is σ = 4917730104. Its totient is φ = 3122368000.

The previous prime is 4000534201. The next prime is 4000534211. The reversal of 4000534205 is 5024350004.

4000534205 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 65983129 + 3934551076 = 8123^2 + 62726^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4000534205 - 2² = 4000534201 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 (4000534201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9757196 + ... + 9757605.

It is an arithmetic number, because the mean of its divisors is an integer number (614716263).

Almost surely, 2^4000534205 is an apocalyptic number.

It is an amenable number.

4000534205 is a deficient number, since it is larger than the sum of its proper divisors (917195899).

4000534205 is a wasteful number, since it uses less digits than its factorization.

4000534205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19514847.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4000534205 is about 63249.7763237152. The cubic root of 4000534205 is about 1587.4717152875.

Adding to 4000534205 its reverse (5024350004), we get a palindrome (9024884209).

The spelling of 4000534205 in words is "four billion, five hundred thirty-four thousand, two hundred five".