23032533 has 4 divisors (see below), whose sum is σ = 30710048. Its totient is φ = 15355020.

The previous prime is 23032531. The next prime is 23032547. The reversal of 23032533 is 33523032.

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 23032533 - 2¹ = 23032531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23032531) 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, 3838753 + ... + 3838758.

It is an arithmetic number, because the mean of its divisors is an integer number (7677512).

Almost surely, 2^23032533 is an apocalyptic number.

It is an amenable number.

23032533 is a deficient number, since it is larger than the sum of its proper divisors (7677515).

23032533 is an equidigital number, since it uses as much as digits as its factorization.

23032533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7677514.

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 23032533 is about 4799.2221244698. Note that the first 3 decimals coincide. The cubic root of 23032533 is about 284.5207210814.

Adding to 23032533 its reverse (33523032), we get a palindrome (56555565).

The spelling of 23032533 in words is "twenty-three million, thirty-two thousand, five hundred thirty-three".