25040933 has 2 divisors, whose sum is σ = 25040934. Its totient is φ = 25040932.

The previous prime is 25040929. The next prime is 25040969. The reversal of 25040933 is 33904052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20448484 + 4592449 = 4522^2 + 2143^2 .

It is a cyclic number.

It is not a de Polignac number, because 25040933 - 2² = 25040929 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25040903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12520466 + 12520467.

It is an arithmetic number, because the mean of its divisors is an integer number (12520467).

Almost surely, 2^25040933 is an apocalyptic number.

It is an amenable number.

25040933 is a deficient number, since it is larger than the sum of its proper divisors (1).

25040933 is an equidigital number, since it uses as much as digits as its factorization.

25040933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 25040933 is about 5004.0916258598. The cubic root of 25040933 is about 292.5612718939.

Adding to 25040933 its reverse (33904052), we get a palindrome (58944985).

The spelling of 25040933 in words is "twenty-five million, forty thousand, nine hundred thirty-three".