20086633 has 8 divisors (see below), whose sum is σ = 23490368. Its totient is φ = 16816464.

The previous prime is 20086631. The next prime is 20086637. The reversal of 20086633 is 33668002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20086633 - 2¹ = 20086631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20086631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33066 + ... + 33667.

It is an arithmetic number, because the mean of its divisors is an integer number (2936296).

Almost surely, 2^20086633 is an apocalyptic number.

It is an amenable number.

20086633 is a deficient number, since it is larger than the sum of its proper divisors (3403735).

20086633 is an equidigital number, since it uses as much as digits as its factorization.

20086633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66783.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 20086633 is about 4481.8113525672. The cubic root of 20086633 is about 271.8331273515.

The spelling of 20086633 in words is "twenty million, eighty-six thousand, six hundred thirty-three".