25304233 has 2 divisors, whose sum is σ = 25304234. Its totient is φ = 25304232.

The previous prime is 25304221. The next prime is 25304249. The reversal of 25304233 is 33240352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21874329 + 3429904 = 4677^2 + 1852^2 .

It is a cyclic number.

It is not a de Polignac number, because 25304233 - 2⁹ = 25303721 is a prime.

It is not a weakly prime, because it can be changed into another prime (25304933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12652116 + 12652117.

It is an arithmetic number, because the mean of its divisors is an integer number (12652117).

Almost surely, 2^25304233 is an apocalyptic number.

It is an amenable number.

25304233 is a deficient number, since it is larger than the sum of its proper divisors (1).

25304233 is an equidigital number, since it uses as much as digits as its factorization.

25304233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 25304233 is about 5030.3313012167. The cubic root of 25304233 is about 293.5831049545.

Adding to 25304233 its reverse (33240352), we get a palindrome (58544585).

The spelling of 25304233 in words is "twenty-five million, three hundred four thousand, two hundred thirty-three".