20333104 has 40 divisors (see below), whose sum is σ = 44854272. Its totient is φ = 8838720.

The previous prime is 20333101. The next prime is 20333113. The reversal of 20333104 is 40133302.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (20333101) 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, 1537 + ... + 6559.

Almost surely, 2^20333104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20333104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22427136).

20333104 is an abundant number, since it is smaller than the sum of its proper divisors (24521168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20333104 is a wasteful number, since it uses less digits than its factorization.

20333104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5065 (or 5059 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 20333104 is about 4509.2243235395. The cubic root of 20333104 is about 272.9404441909.

Adding to 20333104 its reverse (40133302), we get a palindrome (60466406).

The spelling of 20333104 in words is "twenty million, three hundred thirty-three thousand, one hundred four".