20225433 has 8 divisors (see below), whose sum is σ = 26990496. Its totient is φ = 13472000.

The previous prime is 20225419. The next prime is 20225477. The reversal of 20225433 is 33452202.

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 20225433 - 2¹⁶ = 20159897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20221433) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2698 + ... + 6908.

It is an arithmetic number, because the mean of its divisors is an integer number (3373812).

Almost surely, 2^20225433 is an apocalyptic number.

It is an amenable number.

20225433 is a deficient number, since it is larger than the sum of its proper divisors (6765063).

20225433 is a wasteful number, since it uses less digits than its factorization.

20225433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 20225433 is about 4497.2695049330. The cubic root of 20225433 is about 272.4578191311.

Adding to 20225433 its reverse (33452202), we get a palindrome (53677635).

The spelling of 20225433 in words is "twenty million, two hundred twenty-five thousand, four hundred thirty-three".