20085035 has 4 divisors (see below), whose sum is σ = 24102048. Its totient is φ = 16068024.

The previous prime is 20085029. The next prime is 20085061. The reversal of 20085035 is 53058002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53058002 = 2 ⋅26529001.

It is a cyclic number.

It is not a de Polignac number, because 20085035 - 2⁴ = 20085019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20085035.

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, 2008499 + ... + 2008508.

It is an arithmetic number, because the mean of its divisors is an integer number (6025512).

Almost surely, 2^20085035 is an apocalyptic number.

20085035 is a deficient number, since it is larger than the sum of its proper divisors (4017013).

20085035 is an equidigital number, since it uses as much as digits as its factorization.

20085035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017012.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 20085035 is about 4481.6330728876. The cubic root of 20085035 is about 271.8259185632.

The spelling of 20085035 in words is "twenty million, eighty-five thousand, thirty-five".