406419273 has 24 divisors (see below), whose sum is σ = 646918272. Its totient is φ = 244284768.

The previous prime is 406419259. The next prime is 406419281. The reversal of 406419273 is 372914604.

406419273 is a `hidden beast` number, since 4 + 0 + 641 + 9 + 2 + 7 + 3 = 666.

It is not a de Polignac number, because 406419273 - 2⁴ = 406419257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (406419203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35361 + ... + 45422.

It is an arithmetic number, because the mean of its divisors is an integer number (26954928).

Almost surely, 2^406419273 is an apocalyptic number.

406419273 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

406419273 is a deficient number, since it is larger than the sum of its proper divisors (240498999).

406419273 is a wasteful number, since it uses less digits than its factorization.

406419273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80845 (or 80842 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 406419273 is about 20159.8430797464. The cubic root of 406419273 is about 740.7268685815.

The spelling of 406419273 in words is "four hundred six million, four hundred nineteen thousand, two hundred seventy-three".