406107645 has 16 divisors (see below), whose sum is σ = 687994560. Its totient is φ = 203849984.

The previous prime is 406107617. The next prime is 406107659. The reversal of 406107645 is 546701604.

It is a cyclic number.

It is not a de Polignac number, because 406107645 - 2⁹ = 406107133 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 796035 + ... + 796544.

It is an arithmetic number, because the mean of its divisors is an integer number (42999660).

Almost surely, 2^406107645 is an apocalyptic number.

It is an amenable number.

406107645 is a deficient number, since it is larger than the sum of its proper divisors (281886915).

406107645 is a wasteful number, since it uses less digits than its factorization.

406107645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592604.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 406107645 is about 20152.1126684028. The cubic root of 406107645 is about 740.5374990717.

The spelling of 406107645 in words is "four hundred six million, one hundred seven thousand, six hundred forty-five".