406522473 has 48 divisors (see below), whose sum is σ = 654768576. Its totient is φ = 223534080.

The previous prime is 406522471. The next prime is 406522477. The reversal of 406522473 is 374225604.

It is not a de Polignac number, because 406522473 - 2¹ = 406522471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406522471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 460993 + ... + 461873.

It is an arithmetic number, because the mean of its divisors is an integer number (13641012).

Almost surely, 2^406522473 is an apocalyptic number.

406522473 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

406522473 is a deficient number, since it is larger than the sum of its proper divisors (248246103).

406522473 is a wasteful number, since it uses less digits than its factorization.

406522473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014 (or 1007 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 406522473 is about 20162.4024610164. The cubic root of 406522473 is about 740.7895596238.

The spelling of 406522473 in words is "four hundred six million, five hundred twenty-two thousand, four hundred seventy-three".