32225533 has 4 divisors (see below), whose sum is σ = 32975008. Its totient is φ = 31476060.

The previous prime is 32225521. The next prime is 32225569. The reversal of 32225533 is 33552223.

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, and also an emirpimes, since its reverse is a distinct semiprime: 33552223 = 569 ⋅58967.

It is a cyclic number.

It is not a de Polignac number, because 32225533 - 2⁹ = 32225021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32225498 and 32225507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32225933) 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, 374673 + ... + 374758.

It is an arithmetic number, because the mean of its divisors is an integer number (8243752).

Almost surely, 2^32225533 is an apocalyptic number.

It is an amenable number.

32225533 is a deficient number, since it is larger than the sum of its proper divisors (749475).

32225533 is an equidigital number, since it uses as much as digits as its factorization.

32225533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749474.

The product of its digits is 5400, while the sum is 25.

The square root of 32225533 is about 5676.7537378329. The cubic root of 32225533 is about 318.2243218990.

Adding to 32225533 its reverse (33552223), we get a palindrome (65777756).

The spelling of 32225533 in words is "thirty-two million, two hundred twenty-five thousand, five hundred thirty-three".