412585405 has 4 divisors (see below), whose sum is σ = 495102492. Its totient is φ = 330068320.

The previous prime is 412585373. The next prime is 412585423. The reversal of 412585405 is 504585214.

It is a happy number.

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 64352484 + 348232921 = 8022^2 + 18661^2 .

It is not a de Polignac number, because 412585405 - 2⁵ = 412585373 is a prime.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41258536 + ... + 41258545.

It is an arithmetic number, because the mean of its divisors is an integer number (123775623).

Almost surely, 2^412585405 is an apocalyptic number.

It is an amenable number.

412585405 is a deficient number, since it is larger than the sum of its proper divisors (82517087).

412585405 is an equidigital number, since it uses as much as digits as its factorization.

412585405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82517086.

The product of its (nonzero) digits is 32000, while the sum is 34.

The square root of 412585405 is about 20312.1984285306. The cubic root of 412585405 is about 744.4541472503.

The spelling of 412585405 in words is "four hundred twelve million, five hundred eighty-five thousand, four hundred five".