2085969 has 4 divisors (see below), whose sum is σ = 2781296. Its totient is φ = 1390644.

The previous prime is 2085947. The next prime is 2085971. The reversal of 2085969 is 9695802.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2085969 - 2⁷ = 2085841 is a prime.

It is a super-2 number, since 2×2085969² = 8702533337922, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2085929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347659 + ... + 347664.

It is an arithmetic number, because the mean of its divisors is an integer number (695324).

2^2085969 is an apocalyptic number.

It is an amenable number.

2085969 is a deficient number, since it is larger than the sum of its proper divisors (695327).

2085969 is an equidigital number, since it uses as much as digits as its factorization.

2085969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695326.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 2085969 is about 1444.2884061018. The cubic root of 2085969 is about 127.7720756680.

The spelling of 2085969 in words is "two million, eighty-five thousand, nine hundred sixty-nine".