4046005 has 4 divisors (see below), whose sum is σ = 4855212. Its totient is φ = 3236800.

The previous prime is 4045997. The next prime is 4046011. The reversal of 4046005 is 5006404.

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 1203409 + 2842596 = 1097^2 + 1686^2 .

It is not a de Polignac number, because 4046005 - 2³ = 4045997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404596 + ... + 404605.

It is an arithmetic number, because the mean of its divisors is an integer number (1213803).

Almost surely, 2^4046005 is an apocalyptic number.

It is an amenable number.

4046005 is a deficient number, since it is larger than the sum of its proper divisors (809207).

4046005 is an equidigital number, since it uses as much as digits as its factorization.

4046005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809206.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4046005 is about 2011.4683691274. The cubic root of 4046005 is about 159.3463567646.

The spelling of 4046005 in words is "four million, forty-six thousand, five".