20350033 has 8 divisors (see below), whose sum is σ = 22232736. Its totient is φ = 18472800.

The previous prime is 20349997. The next prime is 20350049. The reversal of 20350033 is 33005302.

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

It is a cyclic number.

It is not a de Polignac number, because 20350033 - 2²¹ = 18252881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20349989 and 20350016.

It is not an unprimeable number, because it can be changed into a prime (20350073) 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, 13485 + ... + 14917.

It is an arithmetic number, because the mean of its divisors is an integer number (2779092).

Almost surely, 2^20350033 is an apocalyptic number.

It is an amenable number.

20350033 is a deficient number, since it is larger than the sum of its proper divisors (1882703).

20350033 is a wasteful number, since it uses less digits than its factorization.

20350033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735.

The product of its (nonzero) digits is 270, while the sum is 16.

The square root of 20350033 is about 4511.1010851011. The cubic root of 20350033 is about 273.0161717175.

Adding to 20350033 its reverse (33005302), we get a palindrome (53355335).

It can be divided in two parts, 20 and 350033, that added together give a palindrome (350053).

The spelling of 20350033 in words is "twenty million, three hundred fifty thousand, thirty-three".