25433461 has 2 divisors, whose sum is σ = 25433462. Its totient is φ = 25433460.

The previous prime is 25433449. The next prime is 25433477. The reversal of 25433461 is 16433452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25310961 + 122500 = 5031^2 + 350^2 .

It is a cyclic number.

It is not a de Polignac number, because 25433461 - 2¹³ = 25425269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25433431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12716730 + 12716731.

It is an arithmetic number, because the mean of its divisors is an integer number (12716731).

Almost surely, 2^25433461 is an apocalyptic number.

It is an amenable number.

25433461 is a deficient number, since it is larger than the sum of its proper divisors (1).

25433461 is an equidigital number, since it uses as much as digits as its factorization.

25433461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 25433461 is about 5043.1598229681. The cubic root of 25433461 is about 294.0820301129.

Subtracting from 25433461 its reverse (16433452), we obtain a palindrome (9000009).

The spelling of 25433461 in words is "twenty-five million, four hundred thirty-three thousand, four hundred sixty-one".