406046065 has 8 divisors (see below), whose sum is σ = 487398888. Its totient is φ = 324741120.

The previous prime is 406046059. The next prime is 406046077. The reversal of 406046065 is 560640604.

It can be written as a sum of positive squares in 4 ways, for example, as 1915456 + 404130609 = 1384^2 + 20103^2 .

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

It is not a de Polignac number, because 406046065 - 2³ = 406046057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10545 + ... + 30385.

It is an arithmetic number, because the mean of its divisors is an integer number (60924861).

Almost surely, 2^406046065 is an apocalyptic number.

It is an amenable number.

406046065 is a deficient number, since it is larger than the sum of its proper divisors (81352823).

406046065 is a wasteful number, since it uses less digits than its factorization.

406046065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23939.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 406046065 is about 20150.5847309700. The cubic root of 406046065 is about 740.5000667925.

Adding to 406046065 its reverse (560640604), we get a palindrome (966686669).

The spelling of 406046065 in words is "four hundred six million, forty-six thousand, sixty-five".