406793671 has 4 divisors (see below), whose sum is σ = 407021344. Its totient is φ = 406566000.

The previous prime is 406793669. The next prime is 406793693. The reversal of 406793671 is 176397604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 406793671 - 2¹ = 406793669 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 (406793641) 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 3 ways as a sum of consecutive naturals, for example, 111135 + ... + 114736.

It is an arithmetic number, because the mean of its divisors is an integer number (101755336).

Almost surely, 2^406793671 is an apocalyptic number.

406793671 is a deficient number, since it is larger than the sum of its proper divisors (227673).

406793671 is a wasteful number, since it uses less digits than its factorization.

406793671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227672.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 406793671 is about 20169.1266791599. The cubic root of 406793671 is about 740.9542540767.

The spelling of 406793671 in words is "four hundred six million, seven hundred ninety-three thousand, six hundred seventy-one".