33225163 has 2 divisors, whose sum is σ = 33225164. Its totient is φ = 33225162.

The previous prime is 33225161. The next prime is 33225209. The reversal of 33225163 is 36152233.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33225163 - 2¹ = 33225161 is a prime.

It is a super-2 number, since 2×33225163² = 2207822912753138, which contains 22 as substring.

Together with 33225161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (33225161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16612581 + 16612582.

It is an arithmetic number, because the mean of its divisors is an integer number (16612582).

Almost surely, 2^33225163 is an apocalyptic number.

33225163 is a deficient number, since it is larger than the sum of its proper divisors (1).

33225163 is an equidigital number, since it uses as much as digits as its factorization.

33225163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 33225163 is about 5764.1272539735. The cubic root of 33225163 is about 321.4812932590.

Adding to 33225163 its reverse (36152233), we get a palindrome (69377396).

The spelling of 33225163 in words is "thirty-three million, two hundred twenty-five thousand, one hundred sixty-three".