25822523 has 2 divisors, whose sum is σ = 25822524. Its totient is φ = 25822522.

The previous prime is 25822483. The next prime is 25822543. The reversal of 25822523 is 32522852.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25822523 - 2¹⁴ = 25806139 is a prime.

It is not a weakly prime, because it can be changed into another prime (25822543) 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, 12911261 + 12911262.

It is an arithmetic number, because the mean of its divisors is an integer number (12911262).

Almost surely, 2^25822523 is an apocalyptic number.

25822523 is a deficient number, since it is larger than the sum of its proper divisors (1).

25822523 is an equidigital number, since it uses as much as digits as its factorization.

25822523 is an odious number, because the sum of its binary digits is odd.

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

The square root of 25822523 is about 5081.5866616639. The cubic root of 25822523 is about 295.5739968508.

The spelling of 25822523 in words is "twenty-five million, eight hundred twenty-two thousand, five hundred twenty-three".