20234533 has 8 divisors (see below), whose sum is σ = 22198176. Its totient is φ = 18291600.

The previous prime is 20234521. The next prime is 20234551. The reversal of 20234533 is 33543202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20234533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234633) 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, 3091 + ... + 7072.

It is an arithmetic number, because the mean of its divisors is an integer number (2774772).

Almost surely, 2^20234533 is an apocalyptic number.

It is an amenable number.

20234533 is a deficient number, since it is larger than the sum of its proper divisors (1963643).

20234533 is a wasteful number, since it uses less digits than its factorization.

20234533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10355.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 20234533 is about 4498.2811161598. The cubic root of 20234533 is about 272.4986751892.

Adding to 20234533 its reverse (33543202), we get a palindrome (53777735).

It can be divided in two parts, 2023 and 4533, that added together give a palindrome (6556).

The spelling of 20234533 in words is "twenty million, two hundred thirty-four thousand, five hundred thirty-three".