406495063 has 8 divisors (see below), whose sum is σ = 460804400. Its totient is φ = 355477248.

The previous prime is 406495051. The next prime is 406495069. The reversal of 406495063 is 360594604.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 406495063 - 2⁹ = 406494551 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 (406495069) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 822618 + ... + 823111.

It is an arithmetic number, because the mean of its divisors is an integer number (57600550).

Almost surely, 2^406495063 is an apocalyptic number.

406495063 is a deficient number, since it is larger than the sum of its proper divisors (54309337).

406495063 is a wasteful number, since it uses less digits than its factorization.

406495063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645761.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 406495063 is about 20161.7227190535. The cubic root of 406495063 is about 740.7729098693.

The spelling of 406495063 in words is "four hundred six million, four hundred ninety-five thousand, sixty-three".