25330012 has 6 divisors (see below), whose sum is σ = 44327528. Its totient is φ = 12665004.

The previous prime is 25330009. The next prime is 25330013. The reversal of 25330012 is 21003352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25330013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3166248 + ... + 3166255.

Almost surely, 2^25330012 is an apocalyptic number.

It is an amenable number.

25330012 is a deficient number, since it is larger than the sum of its proper divisors (18997516).

25330012 is a wasteful number, since it uses less digits than its factorization.

25330012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6332507 (or 6332505 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 25330012 is about 5032.8930050221. The cubic root of 25330012 is about 293.6827682562.

Adding to 25330012 its reverse (21003352), we get a palindrome (46333364).

The spelling of 25330012 in words is "twenty-five million, three hundred thirty thousand, twelve".