2079505 has 4 divisors (see below), whose sum is σ = 2495412. Its totient is φ = 1663600.

The previous prime is 2079487. The next prime is 2079529. The reversal of 2079505 is 5059702.

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 + 876096 = 1097^2 + 936^2 .

It is not a de Polignac number, because 2079505 - 2¹⁷ = 1948433 is a prime.

It is a Duffinian 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, 207946 + ... + 207955.

It is an arithmetic number, because the mean of its divisors is an integer number (623853).

2^2079505 is an apocalyptic number.

It is an amenable number.

2079505 is a deficient number, since it is larger than the sum of its proper divisors (415907).

2079505 is an equidigital number, since it uses as much as digits as its factorization.

2079505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415906.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 2079505 is about 1442.0488896012. The cubic root of 2079505 is about 127.6399590853.

The spelling of 2079505 in words is "two million, seventy-nine thousand, five hundred five".