20036001 has 4 divisors (see below), whose sum is σ = 26714672. Its totient is φ = 13357332.

The previous prime is 20035997. The next prime is 20036011. The reversal of 20036001 is 10063002.

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 20036001 - 2² = 20035997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20036011) 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, 3339331 + ... + 3339336.

It is an arithmetic number, because the mean of its divisors is an integer number (6678668).

Almost surely, 2^20036001 is an apocalyptic number.

It is an amenable number.

20036001 is a deficient number, since it is larger than the sum of its proper divisors (6678671).

20036001 is an equidigital number, since it uses as much as digits as its factorization.

20036001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6678670.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 20036001 is about 4476.1591794752. The cubic root of 20036001 is about 271.6045336137.

Adding to 20036001 its reverse (10063002), we get a palindrome (30099003).

The spelling of 20036001 in words is "twenty million, thirty-six thousand, one".