470071405 has 4 divisors (see below), whose sum is σ = 564085692. Its totient is φ = 376057120.

The previous prime is 470071387. The next prime is 470071417. The reversal of 470071405 is 504170074.

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

It can be written as a sum of positive squares in 2 ways, for example, as 258630724 + 211440681 = 16082^2 + 14541^2 .

It is not a de Polignac number, because 470071405 - 2¹¹ = 470069357 is a prime.

It is a super-3 number, since 3×470071405³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 47007136 + ... + 47007145.

It is an arithmetic number, because the mean of its divisors is an integer number (141021423).

Almost surely, 2^470071405 is an apocalyptic number.

It is an amenable number.

470071405 is a deficient number, since it is larger than the sum of its proper divisors (94014287).

470071405 is an equidigital number, since it uses as much as digits as its factorization.

470071405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94014286.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 470071405 is about 21681.1301596573. The cubic root of 470071405 is about 777.5373816734.

The spelling of 470071405 in words is "four hundred seventy million, seventy-one thousand, four hundred five".