25524461 has 2 divisors, whose sum is σ = 25524462. Its totient is φ = 25524460.

The previous prime is 25524449. The next prime is 25524479. The reversal of 25524461 is 16442552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21799561 + 3724900 = 4669^2 + 1930^2 .

It is a cyclic number.

It is not a de Polignac number, because 25524461 - 2¹⁸ = 25262317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25524481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762230 + 12762231.

It is an arithmetic number, because the mean of its divisors is an integer number (12762231).

Almost surely, 2^25524461 is an apocalyptic number.

It is an amenable number.

25524461 is a deficient number, since it is larger than the sum of its proper divisors (1).

25524461 is an equidigital number, since it uses as much as digits as its factorization.

25524461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9600, while the sum is 29.

The square root of 25524461 is about 5052.1738885355. The cubic root of 25524461 is about 294.4323509082.

The spelling of 25524461 in words is "twenty-five million, five hundred twenty-four thousand, four hundred sixty-one".