25632533 has 2 divisors, whose sum is σ = 25632534. Its totient is φ = 25632532.

The previous prime is 25632521. The next prime is 25632553. The reversal of 25632533 is 33523652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23251684 + 2380849 = 4822^2 + 1543^2 .

It is a cyclic number.

It is not a de Polignac number, because 25632533 - 2⁴ = 25632517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25632496 and 25632505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25632553) 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 as a sum of consecutive naturals, namely, 12816266 + 12816267.

It is an arithmetic number, because the mean of its divisors is an integer number (12816267).

Almost surely, 2^25632533 is an apocalyptic number.

It is an amenable number.

25632533 is a deficient number, since it is larger than the sum of its proper divisors (1).

25632533 is an equidigital number, since it uses as much as digits as its factorization.

25632533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 29.

The square root of 25632533 is about 5062.8581848596. The cubic root of 25632533 is about 294.8473134977.

The spelling of 25632533 in words is "twenty-five million, six hundred thirty-two thousand, five hundred thirty-three".